APA (7th ed.) Citation

Cristobal, R. S. (1977). Elvira [microform]. University of the Philippines Library.

Chicago Style (17th ed.) Citation

Cristobal, Ruperto S. Elvira [microform]. Quezon City: University of the Philippines Library, 1977.

MLA (9th ed.) Citation

Cristobal, Ruperto S. Elvira [microform]. University of the Philippines Library, 1977.