Rogers R . D <br/><br/>
University Librar Administration 

 - U S A  The H.W . Wilson Company  1971 
 - ix , 454p :ill  Hbk 
<br/><br/><label>ISBN: </label>0824204174 
<br/><br/><label>LC Class. No.: </label>Z 675. U5. R6 1971