Citazione Stile APA (7a Edizione)

Gonzalo, L. P. (1978). Petroleum consumption in the Philippines: A macroeconomic analysis [microform]. Photoduplication Service, University of the Philippines Library.

Citazione stile Chigago Style (17a edizione)

Gonzalo, Lido P. Petroleum Consumption in the Philippines: A Macroeconomic Analysis [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1978.

Citatione MLA (9a ed.)

Gonzalo, Lido P. Petroleum Consumption in the Philippines: A Macroeconomic Analysis [microform]. Photoduplication Service, University of the Philippines Library, 1978.