TY  - SER
AU  - Bentley, Barbara..
TI  - The problems of action in the field : : the work of survival international
T2  - Review of ethnology ; 
PY  - 1982///
CY  - Par¡s-FR : 
PB  - International Union of Anthropological and Ethnological Sciences, 
N1  - Publicada por E. Styglmayr
ER  -