Cita APA

Villanueva, R., & Floranda, M. (2012). Presyo ng produktong petrolyo. DZUP.

Citación estilo Chicago

Villanueva, Raymund, and Modesto Floranda. Presyo Ng Produktong Petrolyo. Quezon City: DZUP, 2012.

Cita MLA

Villanueva, Raymund, and Modesto Floranda. Presyo Ng Produktong Petrolyo. DZUP, 2012.

Warning: These citations may not always be 100% accurate.