Grewal, B. S.. Higher engineering mathematics / B. S. Grewal, J.S. Grewal. - 42nd ed / . - Delhi : Khanna Publishers , 2012. - xi,1312p. : figure ; 25cm . includes index ISBN: 9788174091955 RS475.00 Subjects--Index Terms: ENGINEERING MATHEMATICS Dewey Class. No.: 510.2462 / GRE/H