00281nam a2200109Ia 450000500170000000800410001708200160005810000140007424500400008826000350012830000080016320260224040837.0260224s9999||||xx |||||||||||||| ||und||  a621.383 DUR  aDurai, R. 0aDictionary of Digital Communication  aAuthors Press New Delhi:c2005  a183