Boeing, B., Jr., Grumman, L., Lockheed, A., Jr, & Martin, G. L. (2020). The history of flight: We saw it happen. The Film Detective.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoeing, Bill, Jr., Leroy Grumman, Allan Lockheed, Jr, और Glenn L. Martin. The History of Flight: We Saw It Happen. [Rockport, Massachusetts]: The Film Detective, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBoeing, Bill, Jr., et al. The History of Flight: We Saw It Happen. The Film Detective, 2020.
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