Cita APA (7th ed.)

Estrada, R. D. (1975). An interpretative analysis of the different levels of morality [microform]. Photoduplication Service, University of the Philippines Library.

Cita Chicago (17th ed.)

Estrada, Rita Domingo. An Interpretative Analysis of the Different Levels of Morality [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1975.

Cita MLA (9th ed.)

Estrada, Rita Domingo. An Interpretative Analysis of the Different Levels of Morality [microform]. Photoduplication Service, University of the Philippines Library, 1975.