Ruch, William V. Business communication / William V. Ruch, Maurice L. Crawford. - New York : Toronto : Merrill ; Collier Macmillan Canada, c1991. - xiv, 604 pages illustrations 25 cm. Includes bibliographical references and index. ISBN: 0675213142 LCCN: 90061159 Subjects--Topical Terms: Business communication. LC Class. No.: HF 5718 / .R82 1991 Dewey Class. No.: 658.4/5