TY  - BOOK
AU  - Azar Schrampfer, Betty  
TI  - Fundamentals of English Grammar 
SN  - 013338500001
U1  - 428.5 A992f 
PY  - 1985///
CY  - Estados Unidos
PB  - Prentice hall
KW  - PRESENT TIME
KW  - GERUNDS AND INFINITIVES
KW  - PASSIVE SENTENCES
ER  -