000 00465nam a2200157Ia 4500
008 240201s1980 xx 000 0 eng d
020 _a9780743260886
041 _aEnglish
082 _a658.8
_bPOR
100 _aPorter, Michael E.
245 0 _aCompetitive strategy: techniques for analyzing industries and competitors
260 _bThe Free Press
_aNew York
_c1980
300 _a396p.
650 _aTechnology
_xManagement, Marketing, Strategy
942 _2ddc
_cBK
999 _c2450
_d2450