TY  - BOOK
AU  - Leinfellner Werner Ed.
AU  -  Kohler Eckehart Ed.
TI  - Developements in the methodology of social science
T2  - Theory and decision library
U1  - R:(A), L4 
PY  - 1974///
CY  - Holland
PB  - D Reidel Publishing     
ER  -