Writing and grammar :  Communication in action : Ruby level / 
Prentice Hall. 
 - Handbook edition 
 - Upper Saddle River, NJ  Needham, MA :  Pearson ;  Prentice Hall,  2004. 
 - XXVII, 749 p. :  ill. ;  24 cm. 
<br/><br/>Includes index : p. 720-746 
<br/><br/><label>ISBN: </label>0-13-037551-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grammar--Handbook<br/>Writing