TY  - BOOK
AU  - Kropotkin,Petr Alekseevich,kniaz
TI  - Ethics: origin and development
PY  - 1968///
CY  - New York
PB  - Benjamin Bloom
KW  - Ethics
KW  - History
KW  - Ethics, Evolutionary
N1  - authorized translation from the Russian by Louis S. Friedland and Joseph R. Piroshnikoff
ER  -