Kothari, D. P. Electric machines / D. P. Kothari, I. J. Nagrath - 4th ed. / 25th anniversary ed. - New Delhi : Tata McGraw Hill Education, c2010 - xviii, 914 p. : ill. ; 24 cm. Includes index ISBN: 9780070699670 0070699674 Subjects--Topical Terms: Electric machines