APA (7th ed.) Zitazioa
Christenson, E. (1980). Gaining through loosing. Victor.
Chicago Style (17th ed.) Zitazioa
Christenson, Evelyn. Gaining Through Loosing. Illinois: Victor, 1980.
MLA (9th ed.) Zitazioa
Christenson, Evelyn. Gaining Through Loosing. Victor, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.