Não informado. (1952). Journal of the Society of Licensed Aircraft Engineers. Society of Licensed Aircraft Engineers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Society of Licensed Aircraft Engineers. London: Society of Licensed Aircraft Engineers, 1952.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of the Society of Licensed Aircraft Engineers. Society of Licensed Aircraft Engineers, 1952.
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