Sicat, G. P. Notes on import demand in the Philippines [microfilm]. Photoduplication Service, University of the Philippines Library,1976.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSicat, Gerardo Pasion. Notes on Import Demand in the Philippines [microfilm]. Quezon City: Photoduplication Service, University of the Philippines Library,1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSicat, Gerardo Pasion. Notes on Import Demand in the Philippines [microfilm]. Photoduplication Service, University of the Philippines Library,1976.
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