@book{31998,
	author = {Dobb, Maurice Herbert, and Castro Leal, Antonio,},
	title = {Introducción a la economía;},
	publisher = {Fondo de Cultura Económica,},
	year = {1938.},
	series = {Popular},
	address = {México,},
	note = {At head of title: Maurice Dobb ...}
}