Hadlich, Roger L. A drillbook of Spanish pronunciation [by] Roger L. Hadlich, James S. Holton [and] Matias Montes. - New York, Harper & Row [1968] - xviii, 236 p. illus. 24 cm. Includes index. LCCN: 67027443 Subjects--Topical Terms: Spanish language--Pronunciation. LC Class. No.: PC 4135 / .H3