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| 999 |
_c73245 _d73245 |
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| 005 | 20220923103111.0 | ||
| 008 | 180710s9999 xx 000 0 und d | ||
| 041 | _aEN | ||
| 082 |
_a630 _bTRO _223 |
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| 100 | _aTROLLDALEN, Jon Martin | ||
| 245 |
_aOn the Fringe,A systems approach to the evolution of the environment and agricultural production in the Gambia, West Afr / _c[by] Jon Martin Trolldalen |
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| 260 |
_aOslo _bUniversity Of Oslo _c1991 |
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| 300 | _avii, 172 p. | ||
| 500 | _aIncludes appendix | ||
| 942 | _cR | ||