Leibniz, Gottfried Wilhelm 1646-1716.
Leibniz: selections /
edited by Philip P. Wiener 
. - New York : Charles Scribner's Sons,  1951 
. - xlix, 606 p.  20 cm. 
 - (The Scribner library  Philosophy series  ; SL 308 )
<br/><label>  ISBN: </label>684-12551-X