Tapay, N. E. (1977). The effects of farmer's education on production and income [microform]. Photoduplication Service, University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTapay, Nenita Estolano. The Effects of Farmer's Education on Production and Income [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTapay, Nenita Estolano. The Effects of Farmer's Education on Production and Income [microform]. Photoduplication Service, University of the Philippines Library, 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.