Norton, P. L. (1959). Urban problems and techniques: A forum on techical problems in an expanding urban society. Chaneller-Davis.
Citace podle Chicago (17th ed.)Norton, Perry L. Urban Problems and Techniques: A Forum on Techical Problems in an Expanding Urban Society. New York: Chaneller-Davis, 1959.
Citace podle MLA (8th ed.)Norton, Perry L. Urban Problems and Techniques: A Forum on Techical Problems in an Expanding Urban Society. Chaneller-Davis, 1959.
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