00772nam a2200229 4500 vtls000012094 KUKTEM 20251117142353.0 060606t2004 xxu gr |0 1 0|eng | 047196820X 201107131805 VLOAD 200908141147 VLOAD 200908141117 VLOAD 200908131605 VLOAD 200606141159 VLOAD UMP TK5105 .H4444 1996 Held, Gilbert, 1943- Understanding data communications : from fundamentals to networking / Gilbert Held 2nd ed. Chichester ; New York: John Wiley & Sons, 1996 xx, 728 p.: ill., maps; 25 cm. Includes index Data transmission systems Computer networks 0 0 lcc 0 0 NFIC 20000 20000 2019-09-04 174.93 0 TK5105 .H4444 1996 0000002025 2019-09-04 00:00:00 1 174.93 2019-09-04 OPEN 27927 27933