Citazione Stile APA (7a Edizione)

Philippines (Republic). National Economic and Development Authority. (1973). Central Luzon flood disaster of 1972 and a year after. [s.n.].

Citazione stile Chigago Style (17a edizione)

Philippines (Republic). National Economic and Development Authority. Central Luzon Flood Disaster of 1972 and a Year After. Manila: [s.n.], 1973.

Citatione MLA (9a ed.)

Philippines (Republic). National Economic and Development Authority. Central Luzon Flood Disaster of 1972 and a Year After. [s.n.], 1973.