APA (7e ed.) Bronvermelding

Philippines. Philippine Information Agency. (1989). Baseline survey on the Cordillera Autonomous Region. Public Opinion Research Division, PIA.

Chicago (17e ed.) Bronvermelding

Philippines. Philippine Information Agency. Baseline Survey on the Cordillera Autonomous Region. [Baguio City?]: Public Opinion Research Division, PIA, 1989.

MLA (9e ed.) Bronvermelding

Philippines. Philippine Information Agency. Baseline Survey on the Cordillera Autonomous Region. Public Opinion Research Division, PIA, 1989.

Let op: Deze citaties zijn niet altijd 100% accuraat.