APA (7e ed.) Bronvermelding

Boyce, W. D. (1977). The Philippine Islands [microform]. Photoduplication Service, University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Boyce, William Dickson. The Philippine Islands [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

MLA (9e ed.) Bronvermelding

Boyce, William Dickson. The Philippine Islands [microform]. Photoduplication Service, University of the Philippines Library, 1977.