Chapin, H. D. (1917). Health first, the fine art of living. The Century co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChapin, Henry Dwight. Health First, the Fine Art of Living. New York: The Century co., 1917.
एमएलए (8वां संस्करण) प्रशस्ति पत्रChapin, Henry Dwight. Health First, the Fine Art of Living. The Century co., 1917.
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