Johnson, Burke Educational research : quantitative, qualitative, and mixed approaches / R. Burke Johnson, University of South Alabama, Larry Christensen, University of South Alabama. - Seventh Edition. - xxxi, 672 pages ; 26 cm Sixth edition: 2017. Includes webography. Includes bibliographical references and index. ISBN: 9781544372174 LCCN: 2019020136 Subjects--Topical Terms: Education research. LC Class. No.: LB1028 / .J59 2020 Dewey Class. No.: Grad 370.21 / J661 2020