Cita APA (7a ed.)

Opal, J. M. (2008). Beyond the Farm: National Ambitions in Rural New England. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Opal, J. M. Beyond the Farm: National Ambitions in Rural New England. Philadelphia: University of Pennsylvania Press, 2008.

Cita MLA (8a ed.)

Opal, J. M. Beyond the Farm: National Ambitions in Rural New England. University of Pennsylvania Press, 2008.