Codlin, Ellen M (ed) <br/><br/>
Aslib directory of information sources in the United Kingdom : Vol I : Science, technology & commerce ; 5th ed 

 - London  Aslib  1982 
 - 8,790 
<br/><br/><br/>English 
<br/><br/><label>Dewey Class. No.: </label>R028.7  / Aslib