000 00279nam a2200097Ia 4500
008 230508s1977 xx 000 0 und d
041 _aeng
100 _aWIEST JEROME D. /LEVY FERDINA
245 _aA MANAGENENT GUIDE TO PERT / CPM/ WITH GERT
260 _bPHI LEARNING PVT. LT
_c1977
999 _c309995
_d309995