000 00356pam a2200157a 44500
008 230515b2008 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGLISH
082 _a150.72
100 _aABBOTT B.B.
245 _aRESEARCH DESIGN & METHODS
250 _aNULL
260 _aNEW DELHI
_bMC GRAW HILL
_c2008
300 _a530
650 _aNULL
999 _c519343
_d519343