Schopenhauer et al <br/><br/>
Schopenhauer: On the Fourfold Root of the Principle of Sufficient Reason and Other Writings 

 -  Cambridge University Press  Cambridge University Press  2012 
<br/><br/><label>ISBN: </label>9781139025324 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy