TY - BOOK AU - Feven, Solomon TI - Spatial and Temporal Water Quality Trend Analysis Using Sediment Cores and Water Samples from Aba Samuel Lake, South West of Addis Ababa, Central Ethiopia AV - FEV 2007 PY - 2007/// CY - Masters thesis PB - Addis Ababa University UR - http://thesisbank.jhia.ac.ke/6873/ ER -