Hancock, Bill, 1957- Issues and problems in computer networking / [electronic resource] / Bill Hancock.. — 1st AMACOM pbk. ed.. — New York, NY : : AMACOM,, 1990, c1989.. — ix, 230 p. : : ill. ; 29 cm.
Reprint. Originally published: Network concepts and architectures. Wellesley, Mass. : QED Information Sciences, c1989.