Cuff, T. (2005). The hidden cost of economic development: The biological standard of living in antebellum Pennsylvania. Ashgate.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCuff, Timothy. The Hidden Cost of Economic Development: The Biological Standard of Living in Antebellum Pennsylvania. Hampshire, England: Ashgate, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCuff, Timothy. The Hidden Cost of Economic Development: The Biological Standard of Living in Antebellum Pennsylvania. Ashgate, 2005.
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