TY  - BOOK
ED  - Universiti Sains Malaysia
ED  - Universiti Sains Malaysia 
TI  - Bakti
U1  - 370.5 23
PY  - 1991///
CY  - Penang : 
PB  - Universiti Sains Malaysia , 
KW  - Educational publishing
N1  - Majalah tahunan 1990/1991
ER  -