TY  - BOOK
AU  - Azar,Betty Schrampfer
AU  - Hagen,Stacy A.
TI  - Understanding and using English grammar: with answer key 
SN  - 9780132464505
U1  - 428.24 22
PY  - 2009///]
CY  - White Plains, NY
PB  - Pearson Education
KW  - English language
KW  - United States
KW  - Textbooks for foreign speakers
KW  - BUEsh
KW  - Grammar
KW  - Problems, exercises, etc
KW  - HHUUEENN
KW  - November2017
KW  - Reading book
N1  - Includes index
ER  -