000 00288nam a22001337a 4500
020 _a9780750689533
082 _a001.4
_bCRO
100 _aCrowther David
245 _aResearch Methods
250 _a2nd Ed
260 _aJordan Hill
_bElsevier
_c2009
700 _aLancaster Geoff
942 _cBK
999 _c21
_d21