Fraenkel, Jack R.
How to design and evaluate research in education / Jack R. Fraenkel and Norman E. Wallen. - 5th ed. - New York: McGraw-Hill, 2003. - xxviii, 623 p.
Includes index.
0071230270
Gen Ref 001.422 / F41 2003 c.1
How to design and evaluate research in education / Jack R. Fraenkel and Norman E. Wallen. - 5th ed. - New York: McGraw-Hill, 2003. - xxviii, 623 p.
Includes index.
0071230270
Gen Ref 001.422 / F41 2003 c.1