APA-referens (7:e uppl.)

Lekhak, B. (1997). Study on industrial effluent and its biological treatment using lemna species.

Chicago-referens (17:e uppl.)

Lekhak, Binod. Study on Industrial Effluent and Its Biological Treatment Using Lemna Species. 1997.

MLA-referens (8:e uppl.)

Lekhak, Binod. Study on Industrial Effluent and Its Biological Treatment Using Lemna Species. 1997.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.