00471ctm a2200157u  4500003000400000005001700004007000300021008004100024020004900065040000900114082002500123100002200148245008100170260004200251300002000293OSt20250513112659.0ta231110s2016                  001|0 eng u  a9789994436262 (pbk) :c400.00 Birr / USD $15  cEGST  aETH 231.044 Sol 20161 aSolomon Mekonnen.10aLeyu Sositinet :byetegelete mesitiri /cby Memhir Solomon Mekonnen (Kesis).  aAddis Ababa.: :bYM Printing,cc2016.  a226 p ;c20 cm.