APA (7th ed.) Citation

Schaefer, M. B., & Marr, J. C. (1948). Contributions to the biology of the Pacific tunas. U.S. G.P.O..

Chicago Style (17th ed.) Citation

Schaefer, Milner Baily, and John C. Marr. Contributions to the Biology of the Pacific Tunas. Washington, D.C.: U.S. G.P.O., 1948.

MLA (9th ed.) Citation

Schaefer, Milner Baily, and John C. Marr. Contributions to the Biology of the Pacific Tunas. U.S. G.P.O., 1948.