@article{Dahl, author = {Dahl, R. A.}, title = {The Political Stratum in New Haven}, series = {M. Curtis (Ed.), The Natur of Politics, New York (Avon Book Division) 1962, pp. 568-572.}, journal = {M. Curtis (Ed.), The Natur of Politics, New York (Avon Book Division) 1962, pp. 568-572.}, language = {en} } @article{Dahl, author = {Dahl, R. A.}, title = {Political Opportunities in the American Hybrid}, series = {The Political Imagination, Glenview (Scott, Foresman and Co.) 1966, pp. 205-207.}, journal = {The Political Imagination, Glenview (Scott, Foresman and Co.) 1966, pp. 205-207.}, language = {en} }