APA aipamena

(1973). Prolems and prospects of the primary ... industry. Paris: OCED.

Chicago Style aipamena

Prolems and Prospects of the Primary ... Industry. Paris: OCED, 1973.

MLA aipamena

Prolems and Prospects of the Primary ... Industry. Paris: OCED, 1973.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.