Azar, Betty Schrampfer,  1941- <br/><br/>
Understanding and using English grammar / 
Betty Schrampfer Azar. 
 - 3rd ed. 
 - New York :  Longman,  1999 
 - 1 v. (various pagings) :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>013958661X (pbk.)  RM147.41 9780131930216 (pbk.) 
<br/><br/><label>LCCN: </label>97-047425 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers<br/>English language--Grammar--Problems, exercises, etc.