TY  - BOOK
AU  - Ngugi, Gerisson...et al
TI  - Let's learn mathematics pupil's book 1
SN  - 978-9966-444-36-3
U1  - 510.713 LET 
PY  - 2003///
CY  - Nairobi
PB  -  KLB
KW  - Natural science & mathematics
ER  -