HALSALL FRED. (1999). DATA COMMUNICATIONS COMPUTER NETWORK AND OPEN SYSTEMS. ADDISON WESLEY.
Chicagoスタイル(17版)引用形式HALSALL FRED. DATA COMMUNICATIONS COMPUTER NETWORK AND OPEN SYSTEMS. HARLAW: ADDISON WESLEY, 1999.
MLA(9版)引用形式HALSALL FRED. DATA COMMUNICATIONS COMPUTER NETWORK AND OPEN SYSTEMS. ADDISON WESLEY, 1999.
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