APA način citiranja (7. izdanje)

Willmer, P. (1990). Invertebrate relationships: Patterns in animal evolution. Cambridge University Press.

Čikaški stil citiranja (17. izdanje)

Willmer, Pat. Invertebrate Relationships: Patterns in Animal Evolution. Cambridge, New York: Cambridge University Press, 1990.

MLA način citiranja (9. izdanje)

Willmer, Pat. Invertebrate Relationships: Patterns in Animal Evolution. Cambridge University Press, 1990.