Wolf, P. M. (1981). Land in America: Its value, use, and control. Pantheon Books.
Cita Chicago (17th ed.)Wolf, Peter M. Land in America: Its Value, Use, and Control. New York: Pantheon Books, 1981.
Cita MLA (8th ed.)Wolf, Peter M. Land in America: Its Value, Use, and Control. Pantheon Books, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.