TY  - BOOK
ED  - Great Britain. Department of the Environment
ED  - Great Britain. Welsh Office
TI  - River pollution survey of England and Wales, updated 1975: river quality and discharges of sewage and industrial effluents
SN  - 0117510203
PY  - 1978///
CY  - London
PB  - H. M. S. O.
KW  - Water
KW  - Pollution
KW  - England
N1  - Booklet (vii,59p. : Sd), 10 fold. sheets ( 10  sides)
ER  -