机读格式显示(MARC)

• 000 00820cam a2200265 a 4500

• 001 0000572249

• 003 CAL

• 005 20190727132200.0

• 008 740715s1973 enka b 00110 eng

• 010 __ |a 72012418

• 015 __ |a GB73-25113

• 020 __ |a 0444195645 (American Elsevier)

• 040 __ |c WUL

• 090 __ |a TN919.6/BMD

• 093 __ |a TN919.6 |2 3rd

• 099 __ |a CAL 022000369876

• 100 1_ |a Bacon, Michael David.

• 245 10 |a Data transmission / |c [by] M. D. Bacon and G. M. Bull.

• 260 __ |a London : |b Macdonald and Co. ; |a New York : |b American Elsevier, |c 1973.

• 300 __ |a [9], 135 p. : |b illus. ; |c 23 cm.

• 490 0_ |a Computer monographs ; |v 20

• 504 __ |a Includes bibliographical references (p. 132-133) and index.

• 650 _0 |a Data transmission systems.

• 700 1_ |a Bull, Gordon M.

• 920 __ |a 211180 |z 1