McNamara, John E..
Technical Aspects of Data Communication / McNamara John E.. - 3 edition. - Bedford,Ma : Digital Press, 1988. - 383 s.: il.; 24 cm.
1555580076
Technical Aspects of Data Communication / McNamara John E.. - 3 edition. - Bedford,Ma : Digital Press, 1988. - 383 s.: il.; 24 cm.
1555580076