Paperback
ISBN: 978-92-826-4666-3
ISBN-10: 92-826-4666-1
Unipub · 1991
| See also (possibly by other authors): | ||
| 1990 | Paperback | Environment Statistics 1989 |
| Paperback | Environment Statistics, 1996 (Themenkreis 8, Umwelt. Reihe A, Jahrbucher Und Jahrliche Sta) | |