Educational research :

Johnson, Burke.

Educational research : quantitative, qualitative, and mixed approaches / Burke Johnson, University of South Alabama, Larry Christensen, University of South Alabama. - Fifth edition. - xxviii, 711 pages ; 27 cm

Includes bibliographical references and indexes.

9781452244402

2013030678


Education research.

LB1028 / .J59 2014

370.72