TY  - BOOK
AU  - Ward Barbara
AU  - Dubos Rene
TI  - Only one Earth: the care and maintenance of a small planet
U1  - 304.2 
PY  - 1972///
CY  - London
PB  - Andre Deutsch
KW  - Human ecology
N1  - An unofficial report commissioned by the Secretary-General of the UN conf. on the Human environment
ER  -