000 00331nam a2200145Ia 4500
001 20310
008 230411s9999 xx 000 0 und d
100 _aDean, Edwin
245 0 _aEducation and Economic Productivity
260 _aUSA
260 _bBallinger Publishing Company
260 _c1984
300 _a223
942 _cBK
999 _c11084
_d11084