APA aipamena

Peoples' News Service (PNS). (1976). Peoples' News Service. London: PNS.

Chicago Style aipamena

Peoples' News Service (PNS). Peoples' News Service. London: PNS, 1976.

MLA aipamena

Peoples' News Service (PNS). Peoples' News Service. London: PNS, 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.