Não informado. (1969). Biology of Reproduction. Society for the Study of Reproduction.
Chicago-referens (17:e uppl.)Não informado. Biology of Reproduction. Champaign, Ill: Society for the Study of Reproduction, 1969.
MLA-referens (8:e uppl.)Não informado. Biology of Reproduction. Society for the Study of Reproduction, 1969.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.