Cita APA (7a ed.)

Philippine Islands. Bureau of Labor. (1977). Memoria anual [microform]. Photoduplication Service, University of the Philippines Library.

Cita Chicago Style (17a ed.)

Philippine Islands. Bureau of Labor. Memoria Anual [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

Cita MLA (9a ed.)

Philippine Islands. Bureau of Labor. Memoria Anual [microform]. Photoduplication Service, University of the Philippines Library, 1977.