Aslib directory / 
edited by Brian J. Wilson 
 - 3rd ed. 
 - London :  Bowker-Saur,  1970 
 - v. :  ill. ;  26 cm. 
<br/><br/> Information sources in science, technology and commerce-- v.2.  Information sources in medicine, the social sciences and the humanities  v.1. 
<br/><br/><label>ISBN: </label>0851420222 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries--United Kingdom