APA (7th ed.) Citation

MacGinitie, G. E., & MacGinitie, N. (1949). Natural history of marine animals. McGraw-Hill.

Chicago Style (17th ed.) Citation

MacGinitie, G. E.,1889, and Nettie MacGinitie. Natural History of Marine Animals. New York: McGraw-Hill, 1949.

MLA (9th ed.) Citation

MacGinitie, G. E.,1889, and Nettie MacGinitie. Natural History of Marine Animals. McGraw-Hill, 1949.