Lekhak, B. (1997). Study on industrial effluent and its biological treatment using lemna species.
Citace podle Chicago (17th ed.)Lekhak, Binod. Study on Industrial Effluent and Its Biological Treatment Using Lemna Species. 1997.
Citace podle MLA (8th ed.)Lekhak, Binod. Study on Industrial Effluent and Its Biological Treatment Using Lemna Species. 1997.
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