TY  - BOOK
AU  - Chungu, Kingsley
TI  - The impact of the 'locally made calculator' on pupils' scores when multiplying numbers from 6 to 9
AV  - CBU-PG THESIS/CHU 
PY  - 2016///
CY  - Kitwe
PB  - Copperbelt University
N1  - Includes References
ER  -