Science and engineering reference sources; a guide for students and librarians.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Rochester, N.Y.
Libraries Unlimited
1967.
|
| Pynciau: |
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Rochester, N.Y.
Libraries Unlimited
1967.
|
| Pynciau: |