000 00921cam a2200289 4500
001 4080421
005 20131008125824.0
007 Paper bound
008 731015s1973 ilua bs 001 0 eng
010 _a 72096703
020 _a0810104199
040 _aDLC
_cDLC
_dDLC
050 0 0 _aH62
_b.C3382
082 0 0 _a300.72
_222
_bQU-
245 1 0 _aQuasi-experimental approaches
_btesting theory and evaluating policy
260 _aEvanston
_bNorthwestern University Press
_c1973
300 _axix,368p.
_billus.
_c24 cm.
504 _aBibliography: p. [333]-361.
650 0 _aSocial sciences
_xResearch.
_946363
650 0 _aExperimental design.
_946364
650 0 _aSocial sciences
_xMethodology.
_946365
700 1 _aRoos, Leslie L
_d1940-
_946366
700 1 _aCaporaso, James A
_946367
906 _a7
_bcbc
_corignew
_d2
_eopcn
_f19
_gy-gencatlg
942 _2ddc
_cBK
999 _c19633
_d19633