Johns, A.W.  <br/><br/>
Special libraries : development of the concept, their organizations, and their services  (Book) 

 - Metuchen,N.J.  The Scarecrow Press  1968 
 - 245 p.  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering libraries special libraries
<br/><br/><label>Universal Decimal Class. No.: </label>026:025.5 JOH  / 9824