Retrospective conversion:   From cards to computer 

 -  The Pierian Press,  1984 
 - viii, 312p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Computer Cards 
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.3:681.32  / M4