Introduction to reference work
Wedi'i Gadw mewn:
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York,
McGraw-Hill
[1969]
|
| Cyfres: | McGraw-Hill series in library education
|
| Pynciau: |
Tabl Cynhwysion:
- v. 1. Basic information sources
- v. 2. Reference services.