Philippines. Department of Environment and Natural Resources. Planning and Policy Studies Office. (2001). The electronic edition of environment and natural resources policy issuances (1996-2000) (Release 1.). DENR.
Citace podle Chicago (17th ed.)Philippines. Department of Environment and Natural Resources. Planning and Policy Studies Office. The Electronic Edition of Environment and Natural Resources Policy Issuances (1996-2000). Release 1. Quezon City: DENR, 2001.
Citace podle MLA (9th ed.)Philippines. Department of Environment and Natural Resources. Planning and Policy Studies Office. The Electronic Edition of Environment and Natural Resources Policy Issuances (1996-2000). Release 1. DENR, 2001.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..