Cita APA

University of the Philippines Diliman. Information Technology Training Center, Salvio, S. J., Carreon, M., Rivera, R., & Chopitea, G. (2012). Search engines optimization. DZUP.

Citación estilo Chicago

University of the Philippines Diliman. Information Technology Training Center, Sarah Joy Salvio, Mario Carreon, Rafaela Rivera, and Gromico Chopitea. Search Engines Optimization. Quezon City: DZUP, 2012.

Cita MLA

University of the Philippines Diliman. Information Technology Training Center, et al. Search Engines Optimization. DZUP, 2012.