Moulton, F. R. (1970). An Introduction to celestial mechanics (2nd ed.). Dover Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMoulton, Forest Ray. An Introduction to Celestial Mechanics. 2nd ed. New York: Dover Publications, 1970.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMoulton, Forest Ray. An Introduction to Celestial Mechanics. 2nd ed. Dover Publications, 1970.
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