APA aipamena

POPPLEWEL,OTHERS. (1990). BECOMING THE BEST. HITCH COCK PUB. CO.

Chicago Style aipamena

POPPLEWEL,OTHERS. BECOMING THE BEST. U.S.A: HITCH COCK PUB. CO, 1990.

MLA aipamena

POPPLEWEL,OTHERS. BECOMING THE BEST. HITCH COCK PUB. CO, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.