=LDR 22 4500 =001 1626 =082 04$a2009 PHE =100 1\$aPhelan, Sarah-Jane =245 10$aThe environmental impact of recent land use changes in central Kenya =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2009 =650 \0$aTheses =852 \\$bFreeman Library$h2009 PHE