Bautista, O. K. (1977). The effects of N, K, and CA on the growth yield and quality fo snap cowpea [microform]. Photoduplication Service, University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBautista, Ofelia Karganilla. The Effects of N, K, and CA on the Growth Yield and Quality Fo Snap Cowpea [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBautista, Ofelia Karganilla. The Effects of N, K, and CA on the Growth Yield and Quality Fo Snap Cowpea [microform]. Photoduplication Service, University of the Philippines Library, 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.