000			00307nam a2200145Ia 4500
100			_aPernet, Roy
020			_a81-7371-063-5
365			_b30
942			_cBK
654			_a
245			_aEffective use of time
260			_aHyderabad _bUniversity press _c1989
082			_a658.5421
300			_bPb _a48
999			_c372340 _d372340
041			_aeng