Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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