by Hans Ruthenberg
Paperback
ISBN: 978-0-19-859461-1
ISBN-10: 0-19-859461-5
Oxford University Press · 1977
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by Hans RuthenbergPaperback
ISBN: 978-0-19-859461-1 ISBN-10: 0-19-859461-5 Oxford University Press · 1977 |
| See also: | ||
| 1980 | Paperback | Farming Systems in the Tropics |
| 1980 | Hardcover | Farming Systems in the Tropics |
| 1977 | Hardcover | Farming Systems in the Tropics |
| 1971 | Hardcover | Farming Systems in the Tropics |