TY  - BOOK
AU  - Ramade, Francois
AU  - 
TI  - Ecology of natural resources
U1  - 577.4 
PY  - 1981///
CY  - 
PB  - Chichester
KW  - Ecology
KW  - Environment
KW  - Biology
KW  - Natural resources
N1  -  Bibliog. P. 216-221
ER  -