Ary, Donald.

Introduction to research in education / Donald Ary, Lucy Cheser Jacobs, Chris Sorensen. - 8th ed. - Belmont, CA : Wadsworth, 2010. - xv, 653 p. : ill., charts, diagrs., graphs.

Includes bibliographical references.

9780495832529 (pbk.) (a) 9780495601227


Education--Research.

LB1028 / A79 2010