TY  - BOOK
AU  - Mbugua,Alice 
TI  - Revision in science std 6 book: with a separste  answer book
SN  - Revision in science series
U1  - 507.13 MBU 
PY  - 2004///
CY  - Nairobi
PB  -  Wentoo publication
KW  - SCIENCE
ER  -