APA (7e ed.) Bronvermelding

Gopez, D. P., & Cabrera, H. P. (2000). Marketing plan. University of the Philippines Diliman Extension Program in Pampanga.

Chicago (17e ed.) Bronvermelding

Gopez, Donavie P., en Henry P. Cabrera. Marketing Plan. Pampanga: University of the Philippines Diliman Extension Program in Pampanga, 2000.

MLA (9e ed.) Bronvermelding

Gopez, Donavie P., en Henry P. Cabrera. Marketing Plan. University of the Philippines Diliman Extension Program in Pampanga, 2000.