(1922). Irrigation and drainage: General report and analytical tables and reports for states, with statistics for counties. Washington, D.C: Government Printing Office.
Παραπομπή Chicago StyleIrrigation and Drainage: General Report and Analytical Tables and Reports for States, With Statistics for Counties. Washington, D.C: Government Printing Office, 1922.
Παραπομπή MLAIrrigation and Drainage: General Report and Analytical Tables and Reports for States, With Statistics for Counties. Washington, D.C: Government Printing Office, 1922.
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