Barker, Chris Research Methods in Clinical Psychology : An Introduction for Students and Practitioners / Chris Barker, Nancy Pistrang and Robert Elliott - 2nd ed. - New York : John Wiley & Sons, LTD, 2002. - xv, 284 p. : ill. ; 24 cm. includes index ISBN: 0471490873 047149089x Subjects--Topical Terms: Clinical Psychology Dewey Class. No.: 616.890072