APA (7th ed.) Zitazioa

Robinson, P. (1978). It plays to be insured. Thomas nelson.

Chicago Style (17th ed.) Zitazioa

Robinson, Philip. It Plays to Be Insured. Ontario: Thomas nelson, 1978.

MLA (9th ed.) Zitazioa

Robinson, Philip. It Plays to Be Insured. Thomas nelson, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.