River pollution survey of England and Wales, updated 1973 : river quality and discharges of sewage and industrial effluents /
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| Corporate Authors: | , |
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| Format: | Bog |
| Sprog: | English |
| Udgivet: |
London :
H.M.S.O.,
1975.
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| Fag: |
| Fysisk beskrivelse: | x, 62 p. : 2 maps ; 30 cm. |
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| ISBN: | 0117509124 : |