TY  - BOOK
AU  - Calvin, Melvin
TI  - Chemical evolution: molecular evolution towards the origin of living systems on the earth and elsewhere
PY  - 1969///
CY  - Oxford
PB  - Clarendon Press
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=4713
ER  -