Technical aspects of data communication /
McNamara, John E.
Technical aspects of data communication / John E. McNamara. - 2nd. ed. - Bedford, Mass. : Digital Press, 1982. - 330p. : ill. ; 23cm.
0932376185
Data transmission system.
Technical aspects of data communication / John E. McNamara. - 2nd. ed. - Bedford, Mass. : Digital Press, 1982. - 330p. : ill. ; 23cm.
0932376185
Data transmission system.
