Não informado. (1958). Aviation Week and Space Technology. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Aviation Week and Space Technology. New York: McGraw-Hill, 1958.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Aviation Week and Space Technology. McGraw-Hill, 1958.
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