Russell, Bertrand. <br/><br/>
The Problems of Philosophy /  

 - 1st ed /  
 - Bombay-39 :   Oxford University Press ,   1985 
 - p.100 :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy
<br/><br/><label>Dewey Class. No.: </label>R  / K7;1