Spann, Othmar <br/><br/>
Kategorienlehre 

 - 2.ed. 
 - Jena :  Fischer,  1939 
 - xx, 426p., 1h.;  18,50 cm. 
 - Herdflamme;  1 .
<br/><br/><label>Universal Decimal Class. No.: </label>111.80