TY  - BOOK
AU  - Black,Uyless D.
TI  - Computer networks: protocols, standards, and interfaces 
SN  - 0131657542 :
AV  - TK5105.5 .B56 1987
U1  - 004.6 19
PY  - 1987///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Computer networks
N1  - Includes bibliographies and index
ER  -