Bentley, A.
(1966). Musical Ability in Children and Its Measurement. London: Harrap.
2.
Davies, J. B.
(1971). New tests of musical aptitude. British Journal Psychol, 62, 4, 557-565.
3.
Davenport, C. B.
and Steggerda, M. (1929). Race Crossing in Jamaica. Washington: Carnegie Institution.
4.
Mainwaring, J.
(1931). Tests of musical ability. British Journal of Educational Psychology, 1, 313-321.
5.
Oliver, R. C.
(1932). The musical talent of natives in East Africa. British Journal of Psychology, 22, 333-343.
6.
Seashore, C. E.
, Lewis, D. and Saetveit, J. C. (1960). Manual of Instructions and Interpretation for the Seashore Measures of Musical Talents. 2nd Revision, New York: The Psychological Corporation.
7.
Thackray, R. (1968). Rhythmic Abilities and Their Measurement. PhD Thesis: University of Reading.
8.
Van Alstyne, D.
and Osborne, E. (1937). Rhythmic responses of Negro and White Children two to six. Monographs of the Society for Research in Child Development, 2, 4-4.
9.
Wing, H. D.
(1960). Manual for Standardised Tests of Musical Intelligence. (City of Sheffield Training College, Ref. 600), National Foundation for Educational Research.