Não informado. (1969). Wood and fiber. Society of Wood Science and Technology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Wood and Fiber. Lawrence, Kan: Society of Wood Science and Technology, 1969.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Wood and Fiber. Society of Wood Science and Technology, 1969.
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