TY  - BOOK
AU  - Nyaperah,Wycliffe
TI  - Mentor topical revision science 6 
SN  - Mentor
U1  - 507.6 NYA 
PY  - 2014///
CY  - Nairobi 
PB  -  Mentor publishing company
KW  - Science-study and teaching (primary)
ER  -