TY  - BOOK
AU  - Sills, David L .
TI  - International encyclopedia of the social sciences / 
U1  - 300.3 300.3
PY  - 1972///
CY  - London : 
PB  - Crowell Collier and Macmillan , 
KW  - SOCIAL SCIENCES
N1  - NULL
ER  -