@book{41315,
	author = {Plejánov, Gorge Valentinovich, and Encinares P., Antonio,},
	title = {Sindicalismo y Marxismo /},
	publisher = {Grijalbo,},
	year = {1968.},
	address = {México :},
	note = {Tít. orig. : Acerca del sindicalismo.}
}