TY  - BOOK
AU  - Workshop in the aplication of social sciences in production system research: seeking methodology
TI  - Socia sciencies and agricultural research: a systems approach: Proceedings / Manuel E RuÃ­z
AV  - 338.63 W898s 
CY  - Costa Rica: IICA
KW  - 1.Sistemas de ProducciÃ³n 2.Ciencias SocialesÃ
ER  -