TY  - BOOK
AU  - Darwin,Charles
AU  - Ritvo,Harriet
TI  - The variation of animals and plants under domestication, 1
SN  - 0-8018-5866-6
PY  - 1998///
CY  - Baltimore
PB  - Johns Hopkins University Press
KW  - Etnobotanica
KW  - EvoluciÃ³n
KW  - ZoologÃ­a
KW  - Genetica
ER  -