000 00594 a2200265 4500
001 45488
020 _a0-691-00356-41
041 _aeng
080 _a001.92(73) Mac
245 _aProduction and distribution of knowledge in the United States
250 _a
260 _aPrinceton
260 _bPrinceton Univ. Press,
260 _c1962
300 _axix,416 p.
300 _c23 cm
490 _a
100 _aMachlup, Fritz
700 _a
650 _a
650 _aEducation-United States
650 _aMedia programs (Education)-United States
942 _cBK
942 _2UDC
999 _c50965
_d50965