The world book encyclopedia: volume 15 P 

 - Chicago:  World book, Inc;  2018. 
 - 922 Pages:  Colour Illustrations;  25.5 cm 
 - World book .
<br/><br/><label>ISBN: </label>9780716601180 
<br/><br/><label>Dewey Class. No.: </label>R 031 WORL