TY  - BOOK
AU  - Azar,Betty Schrampfer
TI  - Understanding and using English grammar: a reference grammar 
SN  - 0139436634
AV  - PE1128 A992U 1989 V.1
PY  - 1989///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall Regents
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Grammar
KW  - 1950-
ER  -