Economics of research & development,
Wedi'i Gadw mewn:
| OCLC: | 805775 |
|---|---|
| Prif Awdur: | |
| Iaith: | English |
| Cyhoeddwyd: |
New Delhi,
People's Pub. House
[1973]
|
| Pynciau: | |
| Fformat: | Monograph Note that CRL will digitize material from the collection when copyright allows. |