机读格式显示(MARC)

• 000 00888cam a2200301 a 4500

• 001 0000345199

• 003 CAL

• 005 20200829092300.0

• 008 981216s1982 enka b 001 0 eng

• 010 __ |a 82023879

• 020 __ |a 0867290374

• 020 __ |a 0273017985

• 040 __ |a DLC |c DLC |d DLC |d SCT

• 050 00 |a TK5105 |b .Z67 1982

• 090 __ |a G35/Z89

• 093 __ |a G35 |2 3

• 099 __ |a CAL 022000328429

• 100 1_ |a Zorkoczy, Peter |0 CAL n2004331000# |7 ba0yba0y

• 245 10 |a Information technology : |b an introduction / |c by Peter Zorkoczy.

• 260 __ |a London : |b Pitman, |c 1982.

• 300 __ |a ix, 140 p. : |b ill. ; |c 26 cm.

• 440 _0 |a Communications library

• 504 __ |a Includes bibliographical references (p. 131) and index.

• 650 _0 |a Telecommunication.

• 650 _0 |a Data transmission systems.

• 650 _0 |a Computer networks.

• 650 _0 |a Information technology.

• 998 __ |a SJT