The gregg reference manual: A manual of style, grammar,usage,and formatting 
Sabin, William A. 
 - 10th ed. 
 - New York:  McGraw-Hill  c2005 
 - illus. ; (pbk) ;  xvi,623p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--business english handbooks manuals, etc. English language-- grammar manuals, etc. Business writing handbooks, manuals, etc.--c2005--New York--pbk