TY  - BOOK
AU  - Valdez, Paolo Niño M.
TI  - EGC series: : english for academic & professional purposes 
SN  - 9789710637546
AV  - 428 V23e 2016 
PY  - 2016///
CY  - Quezon City
PB  - Phoenix Publishing House, Inc.
N1  - Includes bibliography
ER  -