Philippines. Congress. Senate. (2014). Revised national plumbing code of the Philippines. National Master Plumbers Association of the Philippines.
Citazione stile Chigago Style (17a edizione)Philippines. Congress. Senate. Revised National Plumbing Code of the Philippines. Philippines: National Master Plumbers Association of the Philippines, 2014.
Citatione MLA (9a ed.)Philippines. Congress. Senate. Revised National Plumbing Code of the Philippines. National Master Plumbers Association of the Philippines, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.