@book{6967,
	author = {Lawrence, William Beaty,  and Ruswinckel, John W.},
	title = {Contabilidad de costos / },
	publisher = {Unión Tipográfica Editorial Hispano-Americana, },
	year = {1964.},
	address = {México : },
	edition = {revisada por John W. Ruswinckel.}
}