00000cam a22000004a 4500 UP-99796217602985020 Buklod 20230503092542.0 m |o d | ta 080209s1996 xx r |||| u|eng d 020142293X (iLib)UPD-00000171753 DENG eng TK 5105 H36 1996 Halsall, Fred Data communications, computer networks, and open systems Fred Halsall. 4th ed. Harlow, England Addison-Wesley c1996. xvi, 907 p. : ill. Computer network protocols. Computer networks. Data transmission systems. Local area networks (Computer networks). Book FO Monograph UPD DENG-II TK 5105 H36 1996 Book