APA (7th ed.) Citation

Villanueva, R., & Labog, E. B. (2012). Two-tiered wage system. DZUP.

Chicago Style (17th ed.) Citation

Villanueva, Raymund, and Elmer Bong Labog. Two-tiered Wage System. Quezon City: DZUP, 2012.

MLA (9th ed.) Citation

Villanueva, Raymund, and Elmer Bong Labog. Two-tiered Wage System. DZUP, 2012.