Workshop in the aplication of social sciences in production system research: seeking methodology <br/><br/>
Socia sciencies and agricultural research: a systems approach: Proceedings / Manuel E Ruíz 

 - 142 p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1.Sistemas de Producción 2.Ciencias SocialesÌ
<br/><br/><label>LC Class. No.: </label>338.63 W898s