Hijmans, Robert J. This polygon shapefile contains the boundary of Sierra Leone (adm0). This layer is part of the Global Administrative Areas 2015 (v2.8) dataset. University of California, Berkeley. Museum of Vertebrate Zoology and International Rice Research Institute.
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2007. Map Maker Ltd. This line shapefile contains district boundaries for Sierra Leone as of January 2007. These are the level 2 administrative units (ADM2) for Sierra ... Map Maker Ltd.
2007. Map Maker Ltd. This polygon shapefile contains district boundaries for Sierra Leone as of January 2007. These are the level 2 administrative units (ADM2) for Sier... Map Maker Ltd.
Hijmans, Robert J. This polygon shapefile contains the first-level administrative divisions of Sierra Leone (adm1). Level 1 divisions include provinces. This layer is... University of California, Berkeley. Museum of Vertebrate Zoology and International Rice Research Institute.
Hijmans, Robert J. This polygon shapefile contains the second-level administrative divisions of Sierra Leone (adm2). Level 2 divisions include areas and districts. Th... University of California, Berkeley. Museum of Vertebrate Zoology and International Rice Research Institute.
Hijmans, Robert J. This polygon shapefile contains the third-level administrative divisions of Sierra Leone (adm3). Level 3 divisions include chiefdoms. This layer is... University of California, Berkeley. Museum of Vertebrate Zoology and International Rice Research Institute.