APA (7e ed.) Bronvermelding

Sobrevinas, R. V. (1977). The history of the Sulu Star [microform]. Photoduplication Service, University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Sobrevinas, Renato Velez. The History of the Sulu Star [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

MLA (9e ed.) Bronvermelding

Sobrevinas, Renato Velez. The History of the Sulu Star [microform]. Photoduplication Service, University of the Philippines Library, 1977.