@book{124592,
	author = {Dal Pra, Mario},
	title = {La dialéctica en Marx},
	publisher = {Ediciones Martínez Roca},
	year = {1971.},
	series = {Colección Novocurso,},
	address = {Barcelona},
	note = {Translation of La dialettica in Marx: dagli scritti giovanili.}
}