National Resources Management Center. (1985). Study on forest reserve laws and enactments. The Diviision.
Chicago Style aipamenaNational Resources Management Center. Study on Forest Reserve Laws and Enactments. QC: The Diviision, 1985.
MLA aipamenaNational Resources Management Center. Study on Forest Reserve Laws and Enactments. The Diviision, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.