TY  - BOOK
AU  - Loewenberg,Bert James
TI  - Darwin, Wallace and the theory of natural selection: including the Linnean Society Papers 
U1  - 576.82 23
PY  - 1957///
CY  - New Haven
PB  - Yale University
KW  - Charles Darwin
KW  - Evolución
KW  - Evolution
KW  - Ciencias básicas
KW  - Pure science
ER  -