Moulton, F. R. 1. e. (1937). The world and man as science sees them. Literary Guild of America.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMoulton, Forest Ray 1872- ed. The World and Man as Science Sees Them. Garden City, N.Y: Literary Guild of America, 1937.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMoulton, Forest Ray 1872- ed. The World and Man as Science Sees Them. Literary Guild of America, 1937.
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