@book{13821,
	author = {Sola, Pool.},
	title = {Contemporary political science: toward empirical theory /},
	publisher = {McGraw-Hill,},
	year = {1967.},
	series = {McGraw-Hill education series in political science},
	note = {"The chapters were originally the plenary session Papers at the 1966 convention of the American Political Science Association." ; Includes bibliographies.}
}