APA (7th ed.) Citation

HALSALL FRED. (1999). DATA COMMUNICATIONS COMPUTER NETWORK AND OPEN SYSTEMS. ADDISON WESLEY.

Chicago Style (17th ed.) Citation

HALSALL FRED. DATA COMMUNICATIONS COMPUTER NETWORK AND OPEN SYSTEMS. HARLAW: ADDISON WESLEY, 1999.

MLA (9th ed.) Citation

HALSALL FRED. DATA COMMUNICATIONS COMPUTER NETWORK AND OPEN SYSTEMS. ADDISON WESLEY, 1999.