Eutrophication in large lakes and impoundments L'Eutrophisation dans les grands lacs et les retenues d'eau
Uppsala Symposium on the Management of Large Lakes and Impoundments1968.
Milway, C. P.
Organisation for Economic Co-operation and Development.
Paris O.E.C.D [London H.M.S.O.]
1970
Preliminary matter in English & French. Contributions in English & French
Water
Factory and trade waste