National Committee on Urban Transportation & Public Administration Service. (1958). Procedure manual (1A-.). Public Administration Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Committee on Urban Transportation और Public Administration Service. Procedure Manual. 1A-. Chicago: Public Administration Service, 1958.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Committee on Urban Transportation और Public Administration Service. Procedure Manual. 1A-. Public Administration Service, 1958.
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