000 00592pam a2200169a 44500
008 160408b1979 xxu||||| |||| 00| 0 eng d
020 _a0 335 07426 x
040 _aIIT, Kanpur
082 _a300.72
_bOp2r
100 _a
245 0 _aThe Open University
_bsocial sciences: a third level course research methods in education and social sciences
260 _aMilton Keynes
_bThe Open University Press
_c1979
300 _a164p.
505 _acontents: block 5 classification and measurement
630 0 _aClassification and measurement
997 _aA76450 C
999 _c311513
_d311513