APA aipamena

Zulueta, F. M., & Liwag, D. B. (2006). Social problems and issues in the Philippines (Rev. ed.). National Book Store.

Chicago Style aipamena

Zulueta, Francisco M., and Dolores B. Liwag. Social Problems and Issues in the Philippines. Rev. ed. Mandaluyong City: National Book Store, 2006.

MLA aipamena

Zulueta, Francisco M., and Dolores B. Liwag. Social Problems and Issues in the Philippines. Rev. ed. National Book Store, 2006.