The speech chain : the physics and biology of spoken language / [by] Peter B. Denes [and] Elliot N. Pinson. [Prepared by Bell Telephone Laboratories for educational use. Denes, Peter B. Bell Telephone Laboratories. Speech. Hearing. QP306 .D45 612.78 DES Includes index. New York?] Bell Telephone Laboratories; [distributor: Williams & Wilkins Co., Baltimore, 1963] 1963] 1963 Text ix, 158 p. : eng