The New Encyclopaedia Britannica. 

 - 15th ed. 
 - Chicago :  Encyclopaedia Britannica,  c1981. 
 - 30 v. :  ill. (some col.) ;  29 cm. 
<br/><br/> Spine title: Encyclopaedia Britannica. 
<br/><br/>Includes bibliographies. 
<br/><br/>Propaedia: outline of knowledge and guide to the Britannica. 1 v. -- Micropaedia: ready reference and index. 10 v. -- Macropaedia: knowledge in depth. 19 v. 
<br/><br/><label>ISBN: </label>085229378X (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.