Não informado. (1972). Forestry digest. University of the Philippines, College of Forestry, Department of Forestry.
Čikaški stil citiranja (17. izdanje)Não informado. Forestry Digest. Laguna, Filipinas: University of the Philippines, College of Forestry, Department of Forestry, 1972.
MLA način citiranja (8. izdanje)Não informado. Forestry Digest. University of the Philippines, College of Forestry, Department of Forestry, 1972.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.