World population approaching the year 2000
| Awdur Corfforaethol: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Newbury Park, California
Sage
1990.
|
| Cyfres: | The Annals of the American Academy of Political and Social Science
v. 510 |
| Pynciau: |