000			00449nam a2200157Ia 4500
008			160601s9999 xx 000 0 und d
100			_aGriggs, John E _929204
245			_aEvaluating Marketing Change
245			_ban Application of Systems Theory
260			_aEast Lansing
260			_bMichigan State University
260			_c1970
300			_axiv, 136 p.; 22cm.
650			_aMarketing Management _93743
650			_aProduct Management _929205
999			_c9683 _d9683