TY  - BOOK
AU  - Bowler, Peter J. and Pickstone, John V., ed.
TI  - Cambridge History of Science (vol.6): The modern Biological and Earth Sciences
SN  - 978052157209
U1  - 509 
PY  - 2009///
CY  - Delhi
PB  - Cambridge University Press
KW  - Science-History
ER  -