TY  - BOOK
AU  - Sebastian, Evenlyn L.,
AU  - Cayao,Erlinda A.
TI  - English proficiency 1
SN  - 9789715845885
U1  - 428.007  
PY  - 2007///
CY  - Quezon City
PB  - C & E Publishing.
KW  - English language
KW  - Study and teaching
KW  - Textbooks
ER  -