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by Robert Paul WolffHardcover details (USA). details (UK). 
 details (Canada). ISBN: 978-0-13-191606-7 ISBN-10: 0-13-191606-8 Prentice Hall · 2005  | 
| See also: | ||
| 2012 | Hardcover | About Philosophy | 
| 2012 | Hardcover | About Philosophy | 
| 2011 | Paperback | About Philosophy (11th Edition) | 
| 2008 | Hardcover | About Philosophy (10th Edition) | 
| 1999 | Hardcover | About Philosophy (8th Edition) | 
| 1995 | Hardcover | About Philosophy | 
| 1991 | Hardcover | About Philosophy | 
| 1989 | Hardcover | About Philosophy | 
| 1986 | Hardcover | About philosophy | 
| 1981 | Hardcover | About philosophy | 
| 1976 | Loose Leaf | About philosophy |