Understanding and using English grammar : with answer key

Main Author: Azar, Betty Schrampfer
Other Authors: Hagen, Stacy A.
Published: White Plains, NY: Pearson Longman, c2009.
Edition:4th ed. [International edition].
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090 0 0 |a 428.24/AZA  
100 1 |a Azar, Betty Schrampfer  
245 0 0 |a Understanding and using English grammar :   |b with answer key   |c by Betty S. Azar, Stacy A. Hagen. 
250 |a 4th ed. [International edition]. 
260 |a White Plains, NY:   |b Pearson Longman,   |c c2009. 
300 |a CD-Rom. 
700 1 |a Hagen, Stacy A.  
999 |a 5000001123  |b CD-ROM  |c Orange Spot