Ecogas a marketing plan - dela Cruz, Yasmin; Cabrera, Henry (Pampanga University of the Philippines Diliman Extension Program in Pampanga, 1997)
Thesis (BM 171-Marketing Management II) UPDEPP, c1997.
Keywords: Garcia, Jorge; Guanlao, Geraldine; Juan, Mylene; Nacpil, Ryan; Pascual, Eden