Não informado. (1969). Biology of Reproduction. Society for the Study of Reproduction.
Chicago-Zitierstil (17. Ausg.)Não informado. Biology of Reproduction. Champaign, Ill: Society for the Study of Reproduction, 1969.
MLA-Zitierstil (8. Ausg.)Não informado. Biology of Reproduction. Society for the Study of Reproduction, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.