机读格式显示(MARC)
- 000 00793nam 2200253 a 4500
- 008 771012s1982 enk r 001 0 eng
- 050 00 |a HD9650.3 |b .E13 1976
- 110 _aECN Chemical Data Services.
- 245 __ |a Worldwide chemical directory 1982 / |c prepared by ECN Chemical Data Services.
- 260 _aLondon : |b [IPC Industrial Press], |c 1982.
- 300 _avii, 504, [2] p., [4] leaves ; |c 30 cm.
- 650 0aChemical industry |x Directories.
- 950 __ |a SCNU |f O6-62/W927#1
- 999 __ |t E |A zxq |a 20110531 16:57:14 |G unknown |g 19980101 |M zxq |m 20110601 08:34:35
- 907 __ |a SCNU |f O6-62/W927