Naval Education and Training Program Management Support Activity. (1971). Basic machines and how they work. Dover Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNaval Education and Training Program Management Support Activity. Basic Machines and How They Work. New York: Dover Publications, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNaval Education and Training Program Management Support Activity. Basic Machines and How They Work. Dover Publications, 1971.
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