APA (7 ম সংস্করণ) উদ্ধৃতি

Madrid, N. R. (1977). Philippine foreign trade and economic development 1900-1940 [microform]. Photoduplication Service. University of the Philippines Library.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Madrid, Norman R. Philippine Foreign Trade and Economic Development 1900-1940 [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Madrid, Norman R. Philippine Foreign Trade and Economic Development 1900-1940 [microform]. Photoduplication Service. University of the Philippines Library, 1977.