@book{53873,
	author = {Runsten, David. and Leveen, Phillip.},
	title = {Mechanization and mexican labor in California agriculture},
	publisher = {University of California. Program in United States-Mexican studies,},
	year = {1981},
	series = {Monographs in U.S. Mexican studies},
	address = {San Diego, Calif. :}
}