APA aipamena

Silva, D. (2011). Portrait of a Spy (1st.). Harper Collins.

Chicago Style aipamena

Silva, Daniel. Portrait of a Spy. 1st. New York: Harper Collins, 2011.

MLA aipamena

Silva, Daniel. Portrait of a Spy. 1st. Harper Collins, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.