Lincoln, D. F. (1886). The sanitary conditions and necessities of school-houses and school life. Republican Press Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLincoln, David F. The Sanitary Conditions and Necessities of School-houses and School Life. Concord, N.H.: Republican Press Association, 1886.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLincoln, David F. The Sanitary Conditions and Necessities of School-houses and School Life. Republican Press Association, 1886.
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