Citazione Stile APA (7a Edizione)

Title. (1995). IBON Philippines profile: Region III: Central Luzon (First ed.). IBON Philippines Databank & Research Center.

Citazione stile Chigago Style (17a edizione)

Title. IBON Philippines Profile: Region III: Central Luzon. First ed. Manila: IBON Philippines Databank & Research Center, 1995.

Citatione MLA (9a ed.)

Title. IBON Philippines Profile: Region III: Central Luzon. First ed. IBON Philippines Databank & Research Center, 1995.