000 00271nam a2200121Ia 4500
100 _aStern, Paul C.
020 _a0-19-502480-X
942 _cBK
245 _aEvaluating Social Sciense Research
260 _aOUP, New york
_c1979
082 _a307.2 Ste
300 _ax; 240
999 _c22138
_d22138