Cleverdon, Cyril W <br/><br/>
Report on the first stage of an investigation into the comparative efficiency of indexing system 

 - Cranfield:   The College of Aeronautics,   1960 
 - 166p. 
 - ASLIB Cranfield research project .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Indexing system
<br/><br/><label>Subjects--Index Terms: </label>Supplementary procedures Supplementary indexing Subject heading 
<br/><br/><label>Universal Decimal Class. No.: </label>D 001.815(047)  / K0;2