AtterburyB.W. (1984). Are you really teaching children how to sing?Music Educators Journal, 70 (8), 43–45.
2.
BennettP. (1986). A responsibility to young voices. Music Educators Journal, 73 (1), 33–38
3.
GoetzeM. (1985). Factors affecting accuracy in children's singing, Doctoral dissertation, University of Colorado at Boulder.
4.
GoetzeM. (1986). Music and musicianship: the means and ends of music education. Midwest Kodaly Music Educators of America Bulletin, XV (2), 13–17.
5.
JoynerD. (1969). The monotone problem. Journal of Research in Music Education, 77 (1), 115–124.
6.
PalmerM. (1987). Singing together. General Music Today, 1 (2), 9, 15.
7.
PhillipsK. (1985a). The effects of group breath-control training on the singing ability of elementary students. Journal of Research in Music Education, 33 (3), 179–192.
8.
PhillipsK. (1985b). Training the child voice. Music Educators Journal, 72 (A), 19–22, 57–58.
9.
StaffordD. (1987). Perceptions of competencies and preparation needed for guiding young singers in elementary school music classes. Ph.D. dissertation, the Florida State University.