APA (7e ed.) Bronvermelding

Abis, L. V. (1976). Program for solar energy utilization in the Philippines. University of the Philippines Press.

Chicago (17e ed.) Bronvermelding

Abis, Leopoldo V. Program for Solar Energy Utilization in the Philippines. Quezon City: University of the Philippines Press, 1976.

MLA (9e ed.) Bronvermelding

Abis, Leopoldo V. Program for Solar Energy Utilization in the Philippines. University of the Philippines Press, 1976.