TY  - BOOK
AU  - Wakjira, Gemechu
TI  - Factors Affecting the Effectiveness of Principals’ Leadership Activity in some Secondary Schools of Horo-Guduru Wollega Zone
AV  - WAK 2015 
PY  - 2015///
CY  - Masters thesis
PB  - Addis Ababa University
UR  - http://thesisbank.jhia.ac.ke/5561/
ER  -