TY  - BOOK
AU  - Darwin,Charles
TI  - The origin of species by means of natural selection or the preservation of favoured races in the struggle for life
U1  - 576.82 23
PY  - 1900///
CY  - London
PB  - John Murray
KW  - Charles Darwin
KW  - Evolución
KW  - Evolution
KW  - Historia natural
KW  - Natural history
KW  - Ciencias básicas
KW  - Pure science
ER  -