An introduction to educational research /
Travers, Robert M. W. 1913.
An introduction to educational research / Robert M. W. Travers. - 4th ed. - New York : MacMillan, 1978. - xiv, 446 p. ; 24 cm.
Includes index.
Bibliography : p. 425-433
0024213705
Educational research.
An introduction to educational research / Robert M. W. Travers. - 4th ed. - New York : MacMillan, 1978. - xiv, 446 p. ; 24 cm.
Includes index.
Bibliography : p. 425-433
0024213705
Educational research.
