TY  - BOOK
AU  - Mburu, Stephen
TI  - Blue mark computer science learner's book grade 7 
SN  - 978-991-499-020-1
U1  - 004.076 MBU 
PY  - 2022///
CY  - Nairobi 
PB  -  Ble Mark Holdings Limited
KW  - Computer science
ER  -