How to design and evaluate research in education /
Fraenkel, Jack R.
How to design and evaluate research in education / Jack R. Fraenkel, Norman E. Wallen. - 5th ed. - Boston : McGraw-Hill, 2003. - xxxiv, 623 p.
0072485604 : GBP 98.9
Educational Research.
LB1028 / .F73 2003
How to design and evaluate research in education / Jack R. Fraenkel, Norman E. Wallen. - 5th ed. - Boston : McGraw-Hill, 2003. - xxxiv, 623 p.
0072485604 : GBP 98.9
Educational Research.
LB1028 / .F73 2003