HALSALL FRED. (1989). DATA COMMUNICATIONS; COMPUTER NETWORKS AND OSI (2ND.). ADDISON-WESLEY.
Chicago-čujuhus (17. p.)HALSALL FRED. DATA COMMUNICATIONS; COMPUTER NETWORKS AND OSI. 2ND. ENGLAND: ADDISON-WESLEY, 1989.
MLA-čujuhus (9. p.)HALSALL FRED. DATA COMMUNICATIONS; COMPUTER NETWORKS AND OSI. 2ND. ADDISON-WESLEY, 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.