Não informado. (1938). Aircraft production. Iliffe Production Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Aircraft Production. London: Iliffe Production Publications, 1938.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Aircraft Production. Iliffe Production Publications, 1938.
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