Research methods in education :
Wiersma, William.
Research methods in education : an introduction / William Wiersma. - 3rd ed., rev. print. - Boston : Allyn and Bacon, c1985. - 354 p. : ill. ; 25 cm.
Includes bibliographies and indexes.
0205083579
84222242
370/.1/8
Research methods in education : an introduction / William Wiersma. - 3rd ed., rev. print. - Boston : Allyn and Bacon, c1985. - 354 p. : ill. ; 25 cm.
Includes bibliographies and indexes.
0205083579
84222242
370/.1/8