000 00423nam a22001697a 4500
003 OSt
005 20180226112704.0
008 180226b xxu||||| |||| 00| 0 eng d
020 _a34007342x
040 _aLB-BrCRDP
082 _a370.78 L673e
100 _aD. G. Lewis
245 _aExperimental Design in Education
260 _aLondon
_bUniversity of London Press Ltd
_c1968
300 _a192p
_c22cm
942 _2ddc
_cBK
999 _c18746
_d18746