Milgram, G. (1967). The city expands: A study of the conversion of land from rural to urban use. Institute for Environmental Studies.
Cita Chicago (17th ed.)Milgram, Grace. The City Expands: A Study of the Conversion of Land from Rural to Urban Use. Philadelphia: Institute for Environmental Studies, 1967.
Cita MLA (9th ed.)Milgram, Grace. The City Expands: A Study of the Conversion of Land from Rural to Urban Use. Institute for Environmental Studies, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.