TY  - BOOK
AU  - O'kubasu, Aggrey
TI  - Social Studies 1. : workbook with Answers
SN  - Top Workbooks
U1  - 300.713 O'KU 
PY  - 2011///
CY  - Nairobi. 
PB  -  Jomo Kenyatta Foundation
KW  - Social sciences
ER  -