O`Leary, Z. The essential to doing research / Z O`Leary. - / . - New Delhi : Vistaar Publication , 2004. - xii,226p. : ills.,charts.,figs ; 23cm . Includes bibliographical references and index ISBN: RS350.00 (Pb) Subjects--Index Terms: RESEARCH METHODOLOGY Dewey Class. No.: 001.42 / LEA/E