00491nam a2200169Ia 4500082002000000100002900020245005100049260004400100300001600144500000500160690000600165700000500171952010100176964001700277921001000294999001700304  a338.06bN429.TE  aNelson, R. R. and Others  aTechnology economic growth and public policyb  aWashingtonbBrookings Institutionc1967  axiii, 238p.  a  a   a  00104070aISIbISId1998-09-10l0o338.06 N429.TEpDP6608r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a10226  c10226d10226