TY  - BOOK
AU  - Oageng, Charles
TI  - Primary sciecne for Botswana : pupil's book 7 
SN  - 978 0 7487 8387 8
U1  - J507 66883 OAG 
PY  - 2007///
CY  - Cheltenham 
PB  -  Nelson Thornes
KW  - SCIENCE STUDY AND TEACHING PRIMARY
ER  -