TY - GEN AU - Stamper, David A. TI - Business data communications SN - 080537728X AV - TK5105 .S734 1994 PY - 1994/// CY - Redwood City, Calif. PB - Benjamin/Cummings Pub. Co. KW - Data transmission systems KW - Business enterprises KW - Computer networks N1 - Includes bibliographical references and index ER -