Hammer, G. S. . A. (1969). Comprehensive planning assistance in the small community. United States Government Printing Office.
Citace podle Chicago (17th ed.)Hammer, Greene Siler Associates. Comprehensive Planning Assistance in the Small Community. Washington: United States Government Printing Office, 1969.
Citace podle MLA (9th ed.)Hammer, Greene Siler Associates. Comprehensive Planning Assistance in the Small Community. United States Government Printing Office, 1969.
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