APA (7th ed.) Citation

Cline, D. R., Erickson, A. W., & Hofman, R. H. (1970). Elephant Seal in the Weddell Sea. Journal of Mammalogy, 51(1), 204.

Chicago Style (17th ed.) Citation

Cline, D. R., A. W. Erickson, and R. H. Hofman. "Elephant Seal in the Weddell Sea." Journal of Mammalogy 51, no. 1 (1970): 204.

MLA (9th ed.) Citation

Cline, D. R., et al. "Elephant Seal in the Weddell Sea." Journal of Mammalogy, vol. 51, no. 1, 1970, p. 204.