Khanna, V. K. A course in abstract algebra/ Vijaya K. Khanna and S. K. Bhambri - 4th ed. - New Delhi: Vikas Publishing House Pvt. Ltd., 2013. - 778 p. ; ill. : 24 cm. It includes bibliographical information and index. ISBN: 9789325969001 Subjects--Topical Terms: MathematicsAlgebra--Abstract Dewey Class. No.: 512.02 / KHA