APA (7e ed.) Bronvermelding

De la Pena, F. T. (1978). Heuristic algorithm for university scheduling [microform]. Photoduplication Service, University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

De la Pena, Fortunato T. Heuristic Algorithm for University Scheduling [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1978.

MLA (9e ed.) Bronvermelding

De la Pena, Fortunato T. Heuristic Algorithm for University Scheduling [microform]. Photoduplication Service, University of the Philippines Library, 1978.