TY  - GEN
AU  - Brookfield,Harold C
AU  - Brown,Paula
TI  - Groups and membership and agriculture
U1  - 304.2 
PY  - 1968///-1971
CY  - Chicago
PB  - Aldine, 
KW  - Grupos sociales
KW  - Adaptacion social
KW  - Agricultura
KW  - Nueva Guinea
ER  -