Calkins, Peter H. <br/><br/>
Four approaches to risk and uncertainity for use in farm management extension / 
Peter H.Calkins 
 - Taipei City,China :  Food & Fertilizer Technology Center,  1977. 
 - 19 p. :  ill. 
 - Technical bulletin no.34 .
 - Technical bulletin (Asian and Pacific Council.Food & Fertilizer Technology Center);  no34 .
<br/><br/><label>LCCN: </label>44041310  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Farm risks<br/>Uncertainity--Agriculture.