Kazdin, Alan E. Research design in clinical psychology / Alan E. Kazdin - 4th ed. - Boston : Allyn and Bacon, 2002. - xii , 637 p. : ill. ; 24 cm. ISBN: 0205332927 RM353.76 LCCN: 2001-053993 Subjects--Topical Terms: Psychology, ClinicalResearch design. National Library of Medicine Call No.: WM105