TY  - BOOK
AU  - Azar,Betty Schrampfer
AU  - Spack,Rachel
TI  - Understanding and using English grammar
SN  - 0139587608
U1  - 428.24 21
PY  - 0000///د.ت
CY  - White Plains, N.Y, [Great Britain]
PB  - Longman
KW  - English language
KW  - Grammar
KW  - Problems, exercises, etc
KW  - Textbooks for foreign speakers
N1  - American Corner; Includes index; workbook Volume B
ER  -