De Guzman, F. G. (1976). The use of living materials in teaching general botany [microform]. Photoduplication Service, University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Guzman, Francisco G. The Use of Living Materials in Teaching General Botany [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Guzman, Francisco G. The Use of Living Materials in Teaching General Botany [microform]. Photoduplication Service, University of the Philippines Library, 1976.
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