APA (7 ম সংস্করণ) উদ্ধৃতি

Whitmarsh, P. (1976). The Sulu archipelago [microform]. Photoduplication Service, University of the Philippines Library.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Whitmarsh, Phelps. The Sulu Archipelago [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Whitmarsh, Phelps. The Sulu Archipelago [microform]. Photoduplication Service, University of the Philippines Library, 1976.