000 00482nam a2200205Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aHD45.P33
100 _aParker, John E. S.
245 4 _aThe economics of innovation
260 _aLondon
260 _bLongman
260 _c1974
300 _ax,396p.
300 _c22cm.
650 _aTechnological innovations
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c85138
_d85138