Ary, Donald.
Introduction to research in education / Donald Ary, Lucy Cheser Jacobs, Christine K. Sorensen, David A. Walker. - Edition 9. - xx, 700 pages : illustrations (some colour) ; 26 cm
Includes bibliographical references and index.
9781133939610 (paperback) 9781133596745 (hardback) 1133596746 (hardback) 1133939619 (paperback)
Education--Research.
370.72 / ARY 2014
Introduction to research in education / Donald Ary, Lucy Cheser Jacobs, Christine K. Sorensen, David A. Walker. - Edition 9. - xx, 700 pages : illustrations (some colour) ; 26 cm
Includes bibliographical references and index.
9781133939610 (paperback) 9781133596745 (hardback) 1133596746 (hardback) 1133939619 (paperback)
Education--Research.
370.72 / ARY 2014