Boyce,William E. (2015). Elementary Differential Equations and Boundary Value Problems (9th.). WILEY,NEW DELHI.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoyce,William E. Elementary Differential Equations and Boundary Value Problems. 9th. WILEY,NEW DELHI, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBoyce,William E. Elementary Differential Equations and Boundary Value Problems. 9th. WILEY,NEW DELHI, 2015.
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