TY  - BOOK
AU  - Senatin, Ruby B.
AU  - Centenera, Fe G.
TI  - Essentials of english : : English 101 workbook - textbook 
SN  - 971-08-6976-0
AV  - 428.3 Se47 
PY  - 2009///
CY  - Mandaluyong City
PB  - National Book Store
ER  -