Nirupma Pathak, HOD, Department of Computer Application, Lal Bahadur Shastri Girls College of Management (LBSGCM), Lucknow, has done her B.Tech. (CS & Engg.) and then M.Tech. (CS & Engg.) from U.P. Technical University. She has specialized in Database Management System, Relational Database Management System, Software Engineering and Enterprise Resource Planning.     Her area of resource work is Software Engineering Models. She has published 15 research papers in national  (conference / seminar / journal) and presented 11 papers in national (conference / seminar). She has published already three text books –    Database Management System, Himalaya Publishing House, ISBN No : 978-81-8488- 138-7, First Edition 2008,                 Relational Database Management System, Himalaya Publishing House, ISBN No: 978-93-5024-617-7, First Edition 2010, New Delhi,    Computer Application in Management, Himalaya Publishing House, ISBN No. 978-93-5024-264-3, First Edition 2010, New Delhi.     One Database Management System book is converted eBook. To visit in this site - http//www.ebookexpress.com