Cordray, S. David.
Evaluation Studies English Cordray, S. David. - California: SAGE Publications Inc. , 1987. - 757p.: ill: 20cm.
0803925999
300.72 / EVA
Evaluation Studies English Cordray, S. David. - California: SAGE Publications Inc. , 1987. - 757p.: ill: 20cm.
0803925999
300.72 / EVA