Hartwick, J. M. (2015). Urban economics. Routledge.
Cita Chicago (17th ed.)Hartwick, John M. Urban Economics. New York: Routledge, 2015.
Cita MLA (8th ed.)Hartwick, John M. Urban Economics. Routledge, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.