University of the Philippines (Diliman). Institute of Mass Communication. (1982). Readership and utility of Initiatives in population, population events and PCF media services.
Παραπομπή σε μορφή Chicago (17η εκδ.)University of the Philippines (Diliman). Institute of Mass Communication. Readership and Utility of Initiatives in Population, Population Events and PCF Media Services. 1982.
Παραπομπή σε μορφή MLA (9th εκδ.)University of the Philippines (Diliman). Institute of Mass Communication. Readership and Utility of Initiatives in Population, Population Events and PCF Media Services. 1982.
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