| Main Author: | |
|---|---|
| Other Authors: | |
| Format: | Book |
| Language: | Spanish |
| Published: |
Berne (Suiáe) :
Programme national de recherche,
1990
|
| Series: | Boden sol suolo (Suiáe)
|
| Subjects: |
| Item Description: | Ilus.; 11 ref. |
|---|---|
| Physical Description: | 57 p. |
| ISBN: | ISBN 3-907086-54-6 |