Suggested Topics within your search.
Suggested Topics within your search.
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1Published 1981Meerut ; Delhi : Sarita Prakashan, [1981-1982]2 v. : ill., maps ; 29 cm.Subjects: “...Water quality Congresses....”
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2Published 1980Tallinn : TPI, 1980.67 p. ; 20 cm.Subjects: “...Water quality management Congresses....”
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3Published 1978[S.l. : s.n., 1978?]59 p. ; 15 cm.Subjects: “...Water quality management Pakistan Congresses....”
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4Published 1979Leningrad : "Nauka," Leningradskoe otd-nie, 1979.351 p. : ill. ; 23 cm.Subjects: “...Water quality Congresses....”