Haecker, Theodor,  1879-1945 <br/><br/>
Was ist der Mensch? 

 - 1a ed. 
 - Leipzig :  Jakob Hegner,  1933. 
 - 191 p. ;  19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Altri autori (Catalogo Generale) - Letteratura primaria