SIMMONS GEORGE F. (2018). DIFFERENTIAL EQUATION WITH APPLICATION AND HISTORICAL NOTS. MC GRWA HILL , CHENNAI.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSIMMONS GEORGE F. DIFFERENTIAL EQUATION WITH APPLICATION AND HISTORICAL NOTS. MC GRWA HILL , CHENNAI, 2018.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSIMMONS GEORGE F. DIFFERENTIAL EQUATION WITH APPLICATION AND HISTORICAL NOTS. MC GRWA HILL , CHENNAI, 2018.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.