000 00521cam a22001577a 4500
008 180718b1991 xxu||||| |||| 00| 0 eng d
020 _a0803953011
082 _aB084 Sh12
100 _aShadish, William R.
245 _aFoundations of program evaluation: theories of practice
_cby William R. Shadish, Thomas D. Cook and Laura C. Leviton
260 _aNewbury Park
_bSage
_c1991
300 _a529p.
650 _aEvaluation research ( Social action programs)
700 _aLeviton, Laura C.
700 _aCook, Thomas D.
999 _c389218
_d389218