TY - BOOK AU - Schatt,Stanley AU - Fox,Steven TI - Voice/data telecommunications for business SN - 0131078895 AV - TK5102.5 .S353 1990 U1 - 651.7 20 PY - 1990/// CY - Englewood Cliffs, N.J. PB - Prentice Hall KW - Business communication KW - Telecommunication ER -