TY  - BOOK
AU  - Kropotkin, Petr Alekseevich
TI  - Mutual aid : a factor of evolution
SN  - 9780486449135
SN  - 200505693
U1  - 302.14 KRO 
PY  - 2006///
CY  - Mineola, NY
PB  - Dover Publications
KW  - Cooperation
KW  - Social groups
KW  - Social institutions
N1  - Includes index
ER  -