Marshall, Randall G. La fuente hispana [por] Randall G. Marshall, Conrad J. Schmitt [y] Protase E. Woodford. - New York McGraw-Hill [1971] - ix, 454 p. illus. 24 cm. ISBN: 0070405751 LCCN: 70136180 Subjects--Topical Terms: Spanish language--Grammar--1950- LC Class. No.: PC4112 / .M27