@book{1472,
	author = {Edwards, Lyford P.},
	title = {The natural history of revolution},
	publisher = {University of Chicago Press},
	year = {[1970]},
	series = {The Heritage of sociology},
	address = {Chicago,},
	note = {Reprint of the 1927 ed. with a new foreword by Morris Janowitz.},
	url = {https://archive.org/details/naturalhistoryof0000edwa}
}