TY  - BOOK
AU  - Seligman, Edwin R.A.
TI  - Seligman's Encyclopaedia of the Social Sciences: Lefroy - Machine, Political (vol.-9, Part-II)
SN  - 8130704900
U1  - 300.3 
PY  - 2006///
CY  - New Delhi
PB  - Cosmo Publications
ER  -