New encyclopedia Britannica 

 - 15th 
 - Chicago  Encyclopedia Britannica         1974 
 - 780,154p, 1048p, 1208p, 1023p, 1050p, 1002p, 1140p, 1026p, 1002p, 1025p, 1031p, 1023p, 1186p, 1132p, 1138p, 1142p, 1194p, 1187p, 1283p, 1118p, 1100p, 1110p, 1115p, 1182p, 1063p, 1087p, 1106p, 1180p  cm. 
<br/><br/><label>Standard No.: </label>20349 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GENERALIA
<br/><br/><label>Dewey Class. No.: </label>k1,N32, G2;L4(RR)