TY  - BOOK
AU  - Ward,Lester Frank
TI  - The psychic factors of civilization
PY  - 1893///
CY  - Boston
PB  - Ginn & company
KW  - Sociology
KW  - Psychology
KW  - Civilization
KW  - Social psychology
N1  - "List of authors and their works": p. [333]-352
ER  -