TY  - BOOK
AU  - Sequeira,Lina
TI  - Certificate biology form 1 
SN  - 978-9966-252-08-1 9966252088
U1  - 570.712 SEQ 
PY  - 2003///
CY  - Nairobi
PB  -  East African Educational Publishers
KW  - Biology-study and teaching
ER  -