000 00340nam a2200145Ia 4500
008 220601s1971 xx 000 0 eng d
020 _qH B
041 _aEnglish
082 _a378.013
_bDUB L1
100 _aDubin, S S
245 0 _aProffesional Obsolescence
260 _bEnglish University
_c1971
700 _aSundharam
942 _2ddc
_cBK
999 _c627
_d627