Study of circulation control systems: public libraries, college and university libraries, special libraries. 

 - Chicago  Library Technology Project of the American Library Association  1961. 
 - vii, 138 p.  illus., tables.  28 cm. 
 - LTP publications  no. 1 .
<br/><br/><label>LCCN: </label>61016167 //r872 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries--Circulation, loans.<br/>Charging systems (Libraries)
<br/><br/><label>LC Class. No.: </label>Z712  / .F87 
<br/><br/><label>Dewey Class. No.: </label>025.6