Encarnacion, V. V. (1978). Recent materials on the ASEAN. Philippine Center for Advanced Studies, University of the Philippines System.
Chicago-referens (17:e uppl.)Encarnacion, Violeta Villavert. Recent Materials on the ASEAN. Quezon City: Philippine Center for Advanced Studies, University of the Philippines System, 1978.
MLA-referens (9:e uppl.)Encarnacion, Violeta Villavert. Recent Materials on the ASEAN. Philippine Center for Advanced Studies, University of the Philippines System, 1978.
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