Universal decimal classification. 621.3, Electrical engineering.
Wedi'i Gadw mewn:
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
London :
British Standards Institution,
1975..
|
| Rhifyn: | 2nd full English ed. |
| Cyfres: | FID publication ;
no. 483. British standard 1975 ; 1000 [621.3]: |
| Pynciau: |
CARM 1 Store
| Rhif Galw: |
A3:AB06C0 D06591 |
|---|---|
| Copi 1 | Ar gael Gwneud Cais |