Peltzman, S. (1974). Regulation of pharmaceutical innovation: The 1962 amendments. Washington: American Enterprise Institute for Public Policy Research.
Dyfyniad Arddull ChicagoPeltzman, Sam. Regulation of Pharmaceutical Innovation: The 1962 Amendments. Washington: American Enterprise Institute for Public Policy Research, 1974.
Dyfyniad MLAPeltzman, Sam. Regulation of Pharmaceutical Innovation: The 1962 Amendments. Washington: American Enterprise Institute for Public Policy Research, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.