Policy analysis and policy innovation: patterns problems and potentials; ed. by peter R. Baehr and Bjorn Wittrock. 
edited by Peter R. Baehr and Bjorn Wittrock 
 - London,  Sage,  1981 
 - 238p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Policy sciences --Congresses.
<br/><br/><label>Dewey Class. No.: </label>B3 B144