APA (7 ম সংস্করণ) উদ্ধৃতি

Owsley, R. H. (1956). Philippine city charters with a suggested uniform charter law. Institute of Public Administration, University of the Philippines.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Owsley, Roy Hamilton. Philippine City Charters with a Suggested Uniform Charter Law. Manila: Institute of Public Administration, University of the Philippines, 1956.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Owsley, Roy Hamilton. Philippine City Charters with a Suggested Uniform Charter Law. Institute of Public Administration, University of the Philippines, 1956.