APA način citiranja (7. izdanje)

Arnbom, T. (1994). Maternal investment in male and female offspring in the southern elephant seal. Dept. of Zoology, Stockholm University.

Čikaški stil citiranja (17. izdanje)

Arnbom, Tom. Maternal Investment in Male and Female Offspring in the Southern Elephant Seal. Stockholm, Sweden: Dept. of Zoology, Stockholm University, 1994.

MLA način citiranja (8. izdanje)

Arnbom, Tom. Maternal Investment in Male and Female Offspring in the Southern Elephant Seal. Dept. of Zoology, Stockholm University, 1994.