Gall, Meredith D., 1942-
Educational research : an introduction /
Meredith D. Gall, Joyce P. Gall, Walter R. Borg.
- Boston, MA : Allyn and Bacon, 2003.
- p. cm.
0321081897 (alk. paper)
2002018689
Education--Research.
Education--Research--United States.
370/.7/2