TY  - BOOK
AU  - Sorokin, Pitirim A.
TI  - Social and cultural dynamics: basic problems , principles and methods 
AV  - HM 101 .S6 1941
PY  - 1937///
CY  - New York
PB  - Bedminster press
KW  - Civilization--Philosophy
KW  - History--Philosophy
KW  - Culture
ER  -