Research methods in education :
Wiersma, William.
Research methods in education : an introduction / William Wiersma. - 6th ed. - Boston : Allyn and Bacon, c1995. - xvi, 480 p. : ill. ; 25 cm.
Includes bibliographical references and indexes.
0205156541
94011080
Education--Research.
LB1028 / .W517 1995
370.721 WIE
Research methods in education : an introduction / William Wiersma. - 6th ed. - Boston : Allyn and Bacon, c1995. - xvi, 480 p. : ill. ; 25 cm.
Includes bibliographical references and indexes.
0205156541
94011080
Education--Research.
LB1028 / .W517 1995
370.721 WIE