TY  - BOOK
AU  - Arimba Antony M.
TI  - Effects of advance organizers on secondary school students' achievement and self concept in Chemistry in Maara district, Kenya
SN  - 9966-830-009
AV  - THE QD 40  A75 2012
PY  - 2012///
CY  - Chuka University College
PB  - Chuka
ER  -