Guide to reference material 
edited by A.J. Walford 
 - 3rd ed. 
 - London  Library Association  1959 
 - v.;  25cm. 
<br/><br/> Contents:  v.1:  Science and technology  v.2:  Social and historical sciences philosophy and religion  v.3:  Generalities languages, the arts and literature, 2nd ed. 
<br/><br/><label>Dewey Class. No.: </label>R  / 011.02 WAL