Can Desert Encroachment be stopped:A study with emphasis on Africa.
Rapp,A.
Can Desert Encroachment be stopped:A study with emphasis on Africa. - Sweden United Nations 1976 - 240
Desert,Arid,Semi Arid Desert Encroachment
574.52652
Can Desert Encroachment be stopped:A study with emphasis on Africa. - Sweden United Nations 1976 - 240
Desert,Arid,Semi Arid Desert Encroachment
574.52652