APA-referens (7:e uppl.)

Universiy of the Philippines (Quezon City). Institute of Planning & Viloria, L. A. (1973). The social and environmental impact of the Magat River Project: Background study for research in water resource development. IP, UP.

Chicago-referens (17:e uppl.)

Universiy of the Philippines (Quezon City). Institute of Planning och Leandro A. Viloria. The Social and Environmental Impact of the Magat River Project: Background Study for Research in Water Resource Development. Quezon City: IP, UP, 1973.

MLA-referens (9:e uppl.)

Universiy of the Philippines (Quezon City). Institute of Planning och Leandro A. Viloria. The Social and Environmental Impact of the Magat River Project: Background Study for Research in Water Resource Development. IP, UP, 1973.