Urban, Wilbur Marshall . <br/><br/>
Valuation: Its Nature and Laws /  Textual Documents 
Wilbur Marshall Urban. 
 - 1st ed. / 
 - London :  George Allen and Unwin Ltd ,  1909. 
 - 429p. ;  22cm. 
<br/><br/><label>Subjects--Index Terms: </label>Valuation Philosophy Theory of Value G-Philosophy 
<br/><br/><label>Dewey Class. No.: </label>121  / Un 1 V