TY - GEN AU - HELD, GILBERT. TI - TOKEN-RING NETWORKS : : CHARACTERISTICS, OPERATION, CONSTRUCTION AND MANAGEMENT/ SN - 0-471-94041-0 U1 - 004.68 H45 PY - 1994/// CY - CHICHESTER: PB - JOHN WILEY KW - 1.IBM (SISTEMA DE RED DE AREA LOCAL) N1 - INCLUYE INDICE ER -