The World of learning. 

 - London  Europa Publications  1973- 
 - v. 
 - 
<br/><br/> Published : London : Europa Publications, 1948- 
<br/><br/>First ed. lacks numeric and chronological designations. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Learned institutions and societies--Directories.<br/>Museums--directories.<br/>Universities and colleges--Directories.<br/>Societies--directories.<br/>Academies and Institutes--directories.