TY  - BOOK
AU  - Kropotkin, P'etr Alekseevich,
TI  - Mutual aid: a factor of evolution 
U1  - MISR 301.2 KRO 
PY  - 0000///(n.d.)
CY  - Boston
PB  - Porter Sargent
KW  - Cooperation
KW  - Evolution (Social Science)
KW  - Anarchism and anarchists
N1  - Includes bibliographical references
ER  -