TY - BOOK T1 - Mahbratasab sāynsā szereātā temhert, ka 1-12 kefel = An outline of social sciences syllabi, grade 1-12 LA - Amharic LA - English PP - Addis Ababa PB - Educational Materials Production and Distribution Agency, EMPDA YR - 1979 ED - Matashāshāla, majamariyā tātama [Revised, 1. printed] UL - https://gei-testing-vufind.eww-server.de/Record/gei773422013 KW - Lehrplan ER -