Cuff, T. (2005). The hidden cost of economic development: The biological standard of living in antebellum Pennsylvania. Ashgate.
Chicago Style aipamenaCuff, Timothy. The Hidden Cost of Economic Development: The Biological Standard of Living in Antebellum Pennsylvania. Hampshire, England: Ashgate, 2005.
MLA aipamenaCuff, Timothy. The Hidden Cost of Economic Development: The Biological Standard of Living in Antebellum Pennsylvania. Ashgate, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.