Apfelstadt, H. (1984). Effects of melodic perception instruction on pitch discrimination and vocal accuracy of kindergarten children. Journal of Research in Music Education, 32, 15–24.
2.
Bentley, A. (1966). Musical ability in children and its measurement. London: Harrap.
3.
Bentley, A. (1968). Monotones. London: Novello.
4.
Clayton, L. S. (1986). An investigation of the effect of a simultaneous pitch stimulus on vocal pitch accuracy. Unpublished masterapos;s thesis, Indiana University, Bloomington.
5.
Feierabend, J. M. (1984). The effects of specific tonal pattern training on singing and aural discrimination abilities of first grade children (Doctoral dissertation, Temple University, 1984). Dissertation Abstracts International, 45, 110A.
6.
Geringer, J. M. (1983). The relationship of pitch-matching and pitch-discrimination abilities of preschool and fourth-grade students. Journal of Research in Music Education, 31, 93–99.
7.
Glass, G. V., & Hopkins, K. D. (1984). Statistical methods in education and psychology. Englewood Cliffs, NJ: Prentice-Hall.
8.
Goetze, M. (1986). Factors affecting accuracy in childrenapos;s singing (Doctoral dissertation, University of Colorado, 1985). Dissertation Abstracts International46, 2955A.
9.
Joyner, D. R. (1969). The monotone problem. Journal of Research in Music Education, 17, 115–124.
10.
Joyner, D. R. (1971). Pitch discrimination and tonal memory and their association with singing and the larynx. Unpublished masterapos;s thesis, University of Reading, England.
11.
Pedersen, D. M., & Pedersen, N. O. (1970). The relationship between pitch recognition and vocal pitch production in sixth-grade students. Journal of Research in Music Education, 18, 265–272.
12.
Porter, S. Y. (1977). The effect of multiple discrimination training on pitch-matching behaviors of uncertain singers. Journal of Research in Music Education, 25, 68–82.
13.
Roberts, E., & Davies, A. D. M. (1975). Poor pitch singing: Response of monotone singers to a program of remedial training. Journal of Research in Music Education, 23, 227–239.
14.
Rosborough, K., Troncoso, L., & Piper, R. (1972). Teaching the young child to sing: A literature review with annotated bibliography. Los Alamitos, CA: Southwest Regional Lab for Education Research and Development. (ERIC Document Reproduction Service No. ED 109018)
15.
Sims, W., Moore, R., & Kuhn, T. (1982). Effects of female and male vocal stimuli, tonal pattern length, and age on vocal pitch matching abilities of young children from England and the United States. Psychology of Music, 10, 104–108.
16.
Sinor, E. (1985). The singing of selected tonal patterns by preschool children (Doctoral dissertation, Indiana University, 1984). Dissertation Abstracts International45, 3299A.
17.
Smale, M. J. (1988). An investigation of pitch accuracy of four-and five-year-old singers (Doctoral dissertation, University of Minnesota, 1987). Dissertation Abstracts International, 48, 2013A.
18.
Small, A., & McCachern, F. L. (1983). The effect of male and female vocal modeling on pitch-matching accuracy of first-grade children. Journal of Research in Music Education, 31, 227–233.
19.
Smith, R. S. (1974). Factors related to childrenapos;s in-tune singing abilities (Doctoral dissertation, University of West Virginia, 1973). Dissertation Abstracts International34, 7271A.
20.
Stauffer, S. L. (1986). An investigation of the effects of melodic and harmonic context on the development of singing ability in primary grade children (Doctoral dissertation, University of Michigan, 1985). Dissertation Abstracts International46, 1862A.
21.
Welch, G. F. (1979a). Poor pitch singing: A review of the literature. Psychology of Music, 7, 50–57.
22.
Welch, G. F. (1979b). Vocal range and poor pitch singing. Psychology of Music, 7, 12–31.
23.
Zwissler, R. N. (1972). An investigation of the pitch discrimination skills of first-grade children identified as accurate singers and those Identified as inaccurate singers (Doctoral dissertation, University of California, Los Angeles, 1971). Dissertation Abstracts International32, 4056–4057A.