APA (7th ed.) Citation

Martinez-Esteve, P. (1942). Observations on the history of the opossum ovary. Carnegie Institution of Washington.

Chicago Style (17th ed.) Citation

Martinez-Esteve, Pedro. Observations on the History of the Opossum Ovary. Washington, D.C.: Carnegie Institution of Washington, 1942.

MLA (9th ed.) Citation

Martinez-Esteve, Pedro. Observations on the History of the Opossum Ovary. Carnegie Institution of Washington, 1942.