TY  - BOOK
AU  - Bales,Robert Freed
TI  - Interaction process analysis: method for the study of small goups 
SN  - 0226036189
AV  - HM291 B3
PY  - 1950///
CY  - Chicago, E.U.A.
PB  - University of Chicago
KW  - Interacción social
ER  -