Corrigan, Philip R. D.  <br/><br/>
Introduction to Sears list of subject headings 
by Philip R. D. Corrigan 
 - London  Clive Bingley  1967 
 - vii,94p.; 23cm.- 
 - Programmed text in Library and information science .
<br/><br/><label>Dewey Class. No.: </label>l  / 025.33 COR