TY  - GEN
TY  - GEN
T1  - Animal species and evolution
A1  - Mayr, Ernst
LA  - eng
PP  - Cambridge, Mass.,
YR  - 1963
UL  - https://kansalliskirjasto.finna.fi/Record/helka.991646503506253
OP  - 797
KW  - evolution.
KW  - evoluutio.
ER  -