@book{57272,
	author = {Mosca, Gaetano, and Kahn, Hannah D.},
	title = {The ruling class (Elementi di scienze politica) /},
	publisher = {McGraw-Hill Book,},
	year = {1939.},
	address = {New York ;},
	edition = {1st ed.},
	note = {Translation of Elementi di scienze politica.}
}