TY  - BOOK
AU  - Onyancha, Moses
TI  - Smart minds social studies learner's book  grade 7 
SN  - 9789966567635
U1  - 372.83043 ONY 
PY  - 2022///
CY  - Nairobi 
PB  -  East African Education Publishers
KW  - Social studies - Elementary education
ER  -