Schindler, David C. <br/><br/>
A Companion to Ferdinand Ulrich's Homo Abyssus 

 - Baltimore :  Humanum Academic Press,  2019. 
 - 237 p. 
<br/><br/><label>ISBN: </label>9781948195034 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ulrich, Ferdinand - Letteratura secondaria