TY  - BOOK
AU  - Ravera, O.
ED  - Commission of the European Communities. Joint Research Centre
TI  - Ecological assessment of environmental degradation, pollution and recovery: lectures of a course held at the Joint Research Centre, Ispra (Italy), 12-16 October 1987 / edited by O. Ravera
SN  - 0 444 87361 9
AV  - TD193 E24 
PY  - 1989///
CY  - Amsterdam
PB  - Elsevier
KW  - Environmental chemistry
KW  - Biotic communities
KW  - Aquatic ecology
ER  -