Kipfer, Werner <br/><br/>
Swiss agriculture   pictures, statistics, comments  

 - Zollikofen  Agricultural Teaching Materials Center  1988 
 - 51p.  23cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture and related technologies<br/>Miscellany and scientific principals
<br/><br/><label>Dewey Class. No.: </label>630.2  / KIP