Datta, Ushri Algebra and trigonometry/ Ushri Datta, A. S. Muktibodh, S. D. Mohgaonkar - New Delhi : Prentice-Hall, 2006 - x, 341 p. : ill.; 24 cm. Includes index Bibliography : p. 329 ISBN: 8120329740(pbk) Rs.195.00 Subjects--Topical Terms: AlgebraTrigonometry Dewey Class. No.: 510