Dyfyniad APA

Michael R Cummings. (1993). Human heredity: Principles and issues. New York: West Publishing.

Dyfyniad Arddull Chicago

Michael R Cummings. Human Heredity: Principles and Issues. New York: West Publishing, 1993.

Dyfyniad MLA

Michael R Cummings. Human Heredity: Principles and Issues. New York: West Publishing, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.