Villegas, E. M. (1988). The political economy of Philippine labor laws. Foundation for Nationalist Studies.
Cita Chicago (17th ed.)Villegas, Edberto Malvar. The Political Economy of Philippine Labor Laws. Quezon City: Foundation for Nationalist Studies, 1988.
Cita MLA (9th ed.)Villegas, Edberto Malvar. The Political Economy of Philippine Labor Laws. Foundation for Nationalist Studies, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.