Gurr, John Edwin. <br/><br/>
The principle of sufficient reason in some scholastic systems, 1750-1900. 

 -  Marquette University Press  [1959] 
 - 196 p. 
<br/><br/>Includes bibliography. 
<br/><br/><label>LCCN: </label>59008093  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sufficient reason.