Mertens, Donna M. Research methods in education and psychology : integrating diversity with quantitative & qualitative approaches / - Thousand Oaks, Calif. : Sage Publications, c1998. - xvii, 422 p. : ill. ; 26 cm. ISBN: 0803958277 (cloth : acidfree paper) 0803958285 (pbk. : acidfree paper) Subjects--Topical Terms: EducationPsychology Dewey Class. No.: 370 SAG 1998 A077 Or.