TY  - BOOK
AU  - Azar,Betty Schrampfer
TI  - Understanding and using English grammar
SN  - 0139436146
PY  - 1989///
CY  - Englewood Cliffs, NJ
PB  - Prentice Hall
KW  - English language
KW  - Grammar
KW  - Problems, exercises, etc
KW  - Textbooks for foreign speakers
N1  - Includes index
ER  -