机读格式显示(MARC)

• 000 00471nam2 2200181 4500

• 001 0000246611

• 020 __ |a 3-540-19580-7 |c ￥587.00

• 041 0_ |a eng

• 093 __ |a TP393 |v 4

• 245 1_ |a Public data networks from separate PDNs to the ISDN |c Puzman,Josef |g |A PUBLICDA |F PUZMAN,JOSEF

• 250 __ |a

• 260 __ |a London |b Springer-Verlag |c 1992

• 300 __ |a 241c23 cm

• 440 0_ |a

• 700 _0 |a Puzman,Josef |A PUZMAN,JOSEF |4 著

• 851 _0 |a CN |b HIEL

• 905 __ |a HIEL |d TP393/P1.2

• 999 __ |b 1