TY  - BOOK
AU  - Karaka.
TI  - Understanding science. : teacher's guide book 2
SN  - Understanding science series.
U1  - 507.13 KAR 
PY  - 2004///
CY  - Nairobi. 
PB  -  Longhorn Publishers
KW  - NATURAL SCIENCES & MATHEMATICS
ER  -