TY  - BOOK
AU  - Azar, Betty Schrampfer
AU  - Matthies,Barbara F.
AU  - Hartle,Shelly
TI  - Understanding and using English grammar: teacher's guide 
SN  - 0139586792
PY  - 2001///
CY  - White Plains, NY
PB  -  Longman
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Grammar
KW  - Problems, exercises, etc
N1  - Available at Cataloging Unit; Includes index
ER  -