Halecki, Oskar <br/><br/>
The moral laws of history / 
Oskar Halecki. 
 - [s.l.]:  [s.n.],  1957? 
 - pp. 409-440 :  23 cm. 
<br/><br/> Nadb. z: The Catholic Historical Review, Vol. XLII, No. 4, Jan., 1957 ; dedykacja autora. 
<br/><br/><label>Subjects--Index Terms: </label>History -- Theory. Philosophy of history.