Birkland, Thomas A. An introduction to the policy process : theories, concepts and models of public policy making - Nueva York, Estados Unidos M.E. Sharpe 2001 - xiii, 294 p. 23 cm Bibliografía: p. 273-284 ISBN: 0-7656-0418-3 Subjects--Topical Terms: ESTADOS UNIDOS - POLITICA Dewey Class. No.: 320.973/B535i