Rugg, Gordon. A gentle guide to research methods / by Gordon Rugg and Marian Petre. - / . - New Delhi : Tata McGraw Hill Education , 2010. - xiii, 238p. : ills. figs ; 23cm . Includes index ISBN: 9780071067942 RS325.00 Subjects--Index Terms: RESEARCH METHODS Dewey Class. No.: 001.42 / RUG/G