TY  - BOOK
AU  - Sills, David L.
TI  - International Encyclopedia of the Social Sciences 15-17
U1  - 300.3 
PY  - 1968///
CY  - New York : 
PB  - Macmillan, 
KW  - Social Sciences Encyclopedias
N1  - NN; v. 15-17. Soci to Zoos
ER  -