Não informado. (1907). Proceedings of the California Academy of Sciences. California Academy of Sciences.
Chicago-Zitierstil (17. Ausg.)Não informado. Proceedings of the California Academy of Sciences. San Francisco, Calif: California Academy of Sciences, 1907.
MLA-Zitierstil (8. Ausg.)Não informado. Proceedings of the California Academy of Sciences. California Academy of Sciences, 1907.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.