Cummings, M. R. (2006). Human heredity: Principles & issues (7th ed.). Thomson Brooks/Cole.
Cita Chicago Style (17a ed.)Cummings, Michael R. Human Heredity: Principles & Issues. 7th ed. Belmont, Calif.: Thomson Brooks/Cole, 2006.
Cita MLA (9a ed.)Cummings, Michael R. Human Heredity: Principles & Issues. 7th ed. Thomson Brooks/Cole, 2006.
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