TY  - BOOK
AU  - Duverger, Maurice
AU  - Anderson, Malcolm
TI  - Introduction to the social sciences : with special reference to their methods 
U1  - 300 
PY  - 1964///
CY  - London
PB  - George Allen and Unwin
N1  - Translated from the author's 'Methodes des sciences sociales'
ER  -