Jothi, Arul . Teaching of mathematics-I / by Arul Jothi, D.L. Balaji and Nishit Mathur. - New Delhi : Centrum Press , 2009 - vii, 314p : ISBN: 978-93-80252-48-3 Subjects--Topical Terms: Mathematics- Teaching Dewey Class. No.: T:(B) / P9