Mertens Donna M. Research and evaluation in education and psychology : integrating diversity with quantative, qualitative, and mixed methods / Donna M. Mertens. - 6th ed. - Los Angeles : Sage, [2024]. - xxxviii, 500 p. : ill. ; 26 cm. Includes indexes and bibliography. ISBN: 9781071853801 Subjects--Topical Terms: Education--Research--MethodologyPsychology--Research--Methodology Dewey Class. No.: 370.72