TY  - BOOK
AU  - Sills,David L. (Ed.)
AU  - Sills,David L. (Ed.)
TI  - International encyclopedia of social science : (Vol.13)
U1  - Yk 
PY  - 1968///
CY  - New York
PB  - Macmillan company
KW  - Yk
ER  -