A Manual of style  for authors, editors, and copywriters 
prepared by the editorial staff of the University of Chicago Press. 
 - 12th ed. rev. 
 - Chicago, Ill.  University of Chicago Press  1969. 
 - 545 p. : ill. ; 23 cm. 
<br/><br/>p. 513-520 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Printing, Practical--Style manuals<br/>Authorship--Handbooks, manuals, etc.