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].
Subjects:
Item Description:Includes index
Physical Description:xiii, 530 p.: col. ill; 25cm + 1 CD.
ISBN:9780132464505