Guide to micrographic equipment  COM recorders 
/ The National Microfilm Association 
 - 6th ed. 
 - Maryland:   The National Microfilm Association,   1975 
 - 56p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information science
<br/><br/><label>Subjects--Index Terms: </label>Meeting 
<br/><br/><label>Universal Decimal Class. No.: </label>D 778.14:771  / K4;L5.3