TY  - GEN
AU  - Ennos , A. R.
AU  - Bailey , S. E. R.
TI  - Problem solving in environmental biology
SN  - 0582218748
U1  - 628 
PY  - 1995///
CY  - London
PB  - Longman
KW  - ENVIRONMENTAL SCIENCES - PROBLEMS, EXERCISES
KW  - ENVIRONMENTAL PROTECTION ENGINEERING
KW  - ENVIRONMENTAL SCIENCES
KW  - ECOLOGY
ER  -