Butter Frank A G Den Ed. Empirical models and policy making Interaction andinstitutions - London Routledge 2000 - xvii,318p. cm. ISBN: 041522171 1930.66 Source: 8022/�24.99, 01/11/2000, SBD General Book Subjects--Topical Terms: Planned Economy Dewey Class. No.: X:75:(B), P0