APA aipamena

Oliver, P. (1997). Research. NTC Pub. Group.

Chicago Style aipamena

Oliver, Paul. Research. Chicago, Ill: NTC Pub. Group, 1997.

MLA aipamena

Oliver, Paul. Research. NTC Pub. Group, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.