Não informado. (1970). SAE Journal of Automotive Engineering. Society of Automotive Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. SAE Journal of Automotive Engineering. New York: Society of Automotive Engineers, 1970.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. SAE Journal of Automotive Engineering. Society of Automotive Engineers, 1970.
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