Collier's encyclopedia :  with bibliography and index / 
William D. Halsey, editorial director . Louis Shores, editor in chief. Robert H. Blackburn, consultant for Canada.Sir Frank Francis, consultant for Great Britain . 
 - [New York] :  Macmillan Educational Corp.,  [1974] . 
 - 24 v.  illus.  28 cm. 
<br/><br/> volumes available: 6, 7, 9, 14, 15, 16, 17, 18, 19, 20, 21.  Year book of 1975 included . 
<br/><br/><label>LCCN: </label>73013422 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bibliography<br/>Encyclopedias and dictionaries
<br/><br/><label>LC Class. No.: </label>AE5 
<br/><br/><label>Dewey Class. No.: </label>031