Leyden, W. Von . <br/><br/>
Seventeenth Century Metaphysics: An Examination of Some Main Concepts and Theories /  Textual Documents 
W. Von Leyden. 
 - 1st ed. / 
 - London :  Gerald Duckworth ,  1961. 
 - 316p. ;  22cm. 
<br/><br/><label>Subjects--Index Terms: </label>Metaphysics G-Philosophy 
<br/><br/><label>Dewey Class. No.: </label>110  / L 593 Se