Não informado. (1991). Functional and developmental morphology. Czechoslovak Academy of Sciences.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Functional and Developmental Morphology. Prague: Czechoslovak Academy of Sciences, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Functional and Developmental Morphology. Czechoslovak Academy of Sciences, 1991.
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