A manual of style :  for authors, editors and copywriters / 
University of Chicago Press. 
 - 12th ed., rev. 
 - Chicago :  University of Chicago Press,  c1969. 
 - ix, 546 p. :  ill. ;  24 cm. 
<br/><br/> Includes index.  Rev. ed. published as: The Chicago manual of style. 13th ed., rev. and expanded. 1982.  Issued with various printing dates. 
<br/><br/>Bibliography: p. 513-520. 
<br/><br/><label>ISBN: </label>0226770087 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Printing, Practical--Style manuals.<br/>Authorship--Handbooks, manuals, etc.
<br/><br/><label>Dewey Class. No.: </label>686.224  / UNM 1969