@book{20949,
	author = {Janda K.etc. and Democracy -United States ;Mass media - Political aspects - United States;Mass media - Social acpects - United States ;United states Politics government;Political science and A text can also teach students  how political scientists think about Politics. and Janda K.},
	title = {The Challenge of Democracy:Government in America},
	address = {-Boston:},
	note = {A text can also teach students  how political scientists think about Politics.}
}