Corbett, J. B. (2013). Seven summers: A naturalist homesteads in the modern West. University of Utah Press.
Cita Chicago (17th ed.)Corbett, Julia B. Seven Summers: A Naturalist Homesteads in the Modern West. Salt Lake City: University of Utah Press, 2013.
Cita MLA (9th ed.)Corbett, Julia B. Seven Summers: A Naturalist Homesteads in the Modern West. University of Utah Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.