APA aipamena

MARSHALL, P. (1970). Biology Advanced Level Pt. Marshall. MacDonald & Evans.

Chicago Style aipamena

MARSHALL, PT. Biology Advanced Level Pt. Marshall. MacDonald & Evans, 1970.

MLA aipamena

MARSHALL, PT. Biology Advanced Level Pt. Marshall. MacDonald & Evans, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.