APA (7 ম সংস্করণ) উদ্ধৃতি

Philippines National Historical Institute. (2006). The Flag and heraldic code of the Philippines illustrated: Rules and regulations implementing Republic Act No. 8491 (3rd ed.). National Historical Institute.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Philippines National Historical Institute. The Flag and Heraldic Code of the Philippines Illustrated: Rules and Regulations Implementing Republic Act No. 8491. 3rd ed. Manila: National Historical Institute, 2006.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Philippines National Historical Institute. The Flag and Heraldic Code of the Philippines Illustrated: Rules and Regulations Implementing Republic Act No. 8491. 3rd ed. National Historical Institute, 2006.