Oxford junior encyclopaedia / 
general editors: Laura E. Salt and Geoffrey Boumphrey [vols. 1-3] ; Laura E. Salt and Robert Sinclair [vols. 4-13] ; illus. editor: Helen Mary Potter. 
 - [London] :  Oxford University Press,  [1974-76, various corrected reprints] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.