Chua, C., Siy, E. A., & Te, D. (1994). A Feasibility Study on the Market and Production of Laundry Soap from Recycled Cooking Oil. College of Engineering.
Cita Chicago (17th ed.)Chua, Cherrylyn, Eric A. Siy, i Dennis Te. A Feasibility Study on the Market and Production of Laundry Soap from Recycled Cooking Oil. Diliman, Quezon City: College of Engineering, 1994.
Cita MLA (9th ed.)Chua, Cherrylyn, et al. A Feasibility Study on the Market and Production of Laundry Soap from Recycled Cooking Oil. College of Engineering, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.