Berko, Roy M Communicating : a social and career focus / Roy M. Berko, Andrew D. Wolvin, Darlyn R. Wolvin. - 7th ed. - Boston : Houghton Mifflin, c1998. - xix, 436 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0395868874 (Pbk.) Subjects--Topical Terms: Communication. LC Class. No.: P90 / .B47 1998