PERRY, R. H. (1959). Engineering manual: A Practical reference of data and methods in architectural, Chemical, Civil, electrical, mechanical, and nuclear engineering. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPERRY, Robert H. Engineering Manual: A Practical Reference of Data and Methods in Architectural, Chemical, Civil, Electrical, Mechanical, and Nuclear Engineering. New York: McGraw-Hill, 1959.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPERRY, Robert H. Engineering Manual: A Practical Reference of Data and Methods in Architectural, Chemical, Civil, Electrical, Mechanical, and Nuclear Engineering. McGraw-Hill, 1959.
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