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020 _a0387906878 3540906878
024 _a17532
037 _cTextual
040 _aCRL
_cCRL
_beng
041 _2eng
_aeng
082 _aSigma:f, M2
100 _aSieber Joan E Ed
_991864
245 0 _cSieber Joan E Ed
_aEthics of social research
_b Surveys and experiments.
260 _aNew York
_bSpringer- Verlag USA
_c1982
300 _axii,252p
_ccm.
490 _aSpringer Series in Social Psychology.
650 _a RESEARCH METHODS
650 _aSOCIAL SCIENCES
942 _hSigma:f, M2
_cTEXL
_2cc
999 _c999395
_d999395