APA (7e ed.) Bronvermelding

Socrates, N. U. (1977). Conceptualization at different creativity levels [microform]. Photoduplication Service. University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Socrates, Nenita Urbi. Conceptualization at Different Creativity Levels [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.

MLA (9e ed.) Bronvermelding

Socrates, Nenita Urbi. Conceptualization at Different Creativity Levels [microform]. Photoduplication Service. University of the Philippines Library, 1977.