APA (7. basım) Alıntı

Portabes, A. A. (1977). Patterns of labor utilization on rice farms under three different management arrangements [microform]. Photoduplication Service, University of the Philippines Library.

Chicago Style (17. basım) Atıf

Portabes, Antonio Albios. Patterns of Labor Utilization on Rice Farms Under Three Different Management Arrangements [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

MLA (9th ed.) Atıf

Portabes, Antonio Albios. Patterns of Labor Utilization on Rice Farms Under Three Different Management Arrangements [microform]. Photoduplication Service, University of the Philippines Library, 1977.