Philippines Human Settlements Regulatory Commission. (1981). Land use planning laws of the Philippines. HSRC.
Citazione stile Chigago Style (17a edizione)Philippines Human Settlements Regulatory Commission. Land Use Planning Laws of the Philippines. Makati, Metro Manila: HSRC, 1981.
Citatione MLA (9a ed.)Philippines Human Settlements Regulatory Commission. Land Use Planning Laws of the Philippines. HSRC, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.