机读格式显示(MARC)

• 000 01526cam a2200301 a 4500

• 001 0000346486

• 003 CAL

• 005 20200831131000.0

• 008 700525s1969 enka 100 0 eng

• 010 __ |a 72464204

• 040 __ |a DLC |c DLC |d DLC

• 050 00 |a TK5101.A1 |b C68 1969

• 090 __ |a TN913-53/C748

• 093 __ |a TN913-53 |2 4

• 099 __ |a CAL 022008149223

• 111 2_ |a Conference on Switching Techniques for Telecommunications Networks |d (1969 : |c London)

• 245 00 |a Conference on Switching Techniques for Telecommunications Networks, 21st-25th April, 1969 : |b Institution of Electrical Engineers, Savoy Place, London, W.C. 2.

• 260 __ |a London, |b Institution of Electrical Engineers, |c 1969.

• 300 __ |a xvi, 482 p. : |b ill. ; |c 30 cm.

• 490 1_ |a I.E.E. conference publication |v no. 52

• 500 __ |a "Sponsored by: Electronics Division, the Institution of Electrical Engineers in association with the Institution of Electronic and Radio Engineers, the Institute of Electrical and Electronics Engineers (United Kingdom and Republic of Ireland Section)."

• 650 _0 |a Telecommunication |x Congresses.

• 650 _0 |a Electric switchgear |x Congresses.

• 710 2_ |a Institution of Electrical Engineers, London. |b Electronics Division.

• 710 2_ |a Institution of Electronic and Radio Engineers.

• 710 2_ |a Institute of Electrical and Electronics Engineers. |b United Kingdom and Republic or Ireland Section.

• 810 2_ |a Institution of Electrical Engineers, London. |t I.E.E. conference publication, |v no. 52

• 998 __ |a XMU