Creswell John W. Designing and conducting Mixed methods research - Thousand Oaks Sage Publications 2007 - xviii, 275p. cm. ISBN: 1412927927 (hbk) 1615.57 Standard No.: 89657 Source: 11997, 22/02/2008, Govinda Book House Textual Subjects--Topical Terms: RESEARCH METHODSSOCIAL SCIENCES Dewey Class. No.: Sigma:g, P7