Smith, B. L. R. (1990). American science policy since world war II. Washington, D.C: The Brookings Institution.
Dyfyniad Arddull ChicagoSmith, Bruce L. R. American Science Policy Since World War II. Washington, D.C: The Brookings Institution, 1990.
Dyfyniad MLASmith, Bruce L. R. American Science Policy Since World War II. Washington, D.C: The Brookings Institution, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.