@book{25931,
	author = {Trotsky, Leon, and Trotsky, Leon,},
	title = {El nuevo curso ; Problemas de la vida cotidiana /},
	publisher = {Ediciones Pasado y Presente,},
	year = {1971.},
	series = {Cuadernos de pasado y presente ;},
	address = {Córdoba :},
	edition = {1. ed.}
}