Adler, Ronald,  1999- <br/><br/>Communicating at work :  principles and practices for business and the profession / Ronald B. Adler.  - United States of America :  McGraw-Hill Companies Inc.,  ©1999.  - xiii, 498 pages :  illustration ;  23 cm <br/><br/><label>ISBN: </label>0073034339 <br/><br/><label>LC Class. No.: </label>HF 5718  / A33 1999