The U.P. Alumni Engineers: Current programs and activities.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe U.P. Alumni Engineers: Current Programs and Activities.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe U.P. Alumni Engineers: Current Programs and Activities.
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