APA (7 ম সংস্করণ) উদ্ধৃতি

(2000). Provincial physical framework plan: Comprehensive provincial land use plan, province of Apayao, planning period 1996-2002. Province of Apayao Provincial Development Council.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Provincial Physical Framework Plan: Comprehensive Provincial Land Use Plan, Province of Apayao, Planning Period 1996-2002. Apayao: Province of Apayao Provincial Development Council, 2000.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Provincial Physical Framework Plan: Comprehensive Provincial Land Use Plan, Province of Apayao, Planning Period 1996-2002. Province of Apayao Provincial Development Council, 2000.