APA-viite (7. p.)

National Power Corporation. (1951). Report on the development of power in the Agno River in Luzon, at the Ambuklao site. [s.n.].

Chicago-viite (17. p.)

National Power Corporation. Report on the Development of Power in the Agno River in Luzon, at the Ambuklao Site. Manila: [s.n.], 1951.

MLA-viite (9. p.)

National Power Corporation. Report on the Development of Power in the Agno River in Luzon, at the Ambuklao Site. [s.n.], 1951.