@book{49800,
	author = {Covarrubias, José. and González Roa, Fernando.},
	title = {Varios estudios complementarios de las leyes agrarias / },
	editor = {Imp. Secretaría de Fomento)},
	publisher = {[s.n.], },
	year = {1914 (},
	address = {México : }
}