The New encyclopaedia Britannica.  volume 1,  macrop/edia. ready reference 

 - 15th ed. 
 - Chicago :  Encyclopaedia Britannica,  c1992. 
 - 32 v. :  ill. (some col.) ;  29 cm. 
<br/><br/> Spine title: Britannica. 
<br/><br/>Includes bibliographical references. 
<br/><br/>v. 1-12. Micropaedia -- v. 13-29. Macropaedia -- [30] Propaedia -- [31]-[32] Index. 
<br/><br/><label>ISBN: </label>0852295537 (set) 
<br/><br/><label>LCCN: </label>90-084190 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.<br/>Tiếng Anh--Bách khoa thư<br/>Bách khoa thư
<br/><br/><label>LC Class. No.: </label>AE5  / .E363 1992 
<br/><br/><label>Dewey Class. No.: </label>031  / NEW(1) 1992