APA aipamena

The Upland Development Program. (1989). Implementation manual for participating projects. DENR.

Chicago Style aipamena

The Upland Development Program. Implementation Manual for Participating Projects. Quezon City: DENR, 1989.

MLA aipamena

The Upland Development Program. Implementation Manual for Participating Projects. DENR, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.