Cita APA (7th ed.)

Philippines National Economic and Development Authority, Philippines. Department of Public Works, Transportation and Communications, Tahal Consulting Engineers, United Nations Development Programme in the Philippines, & Planning and Project Development Office. (1977). Pampanga Delta/Candaba Swamp Area Development Project: Primer. PPDO, DPWTC.

Cita Chicago (17th ed.)

Philippines National Economic and Development Authority, Transportation and Communications Philippines. Department of Public Works, Tahal Consulting Engineers, United Nations Development Programme in the Philippines, i Planning and Project Development Office. Pampanga Delta/Candaba Swamp Area Development Project: Primer. Quezon City: PPDO, DPWTC, 1977.

Cita MLA (9th ed.)

Philippines National Economic and Development Authority, et al. Pampanga Delta/Candaba Swamp Area Development Project: Primer. PPDO, DPWTC, 1977.

Atenció: Aquestes cites poden no estar 100% correctes.