Duenas, F. P. (1973). Basic economic aspects of Philippine defense [microform]. Photoduplication Service University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDuenas, Felix P. Basic Economic Aspects of Philippine Defense [microform]. Quezon City: Photoduplication Service University of the Philippines Library, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDuenas, Felix P. Basic Economic Aspects of Philippine Defense [microform]. Photoduplication Service University of the Philippines Library, 1973.
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