Statistics and econometrics a guide to information sources
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Detroit, Mich.
Gale Research
c1980.
|
| Cyfres: | Economics information guide series
v. 15 |
| Pynciau: |