APA
kepinski a., . (1984). water supply and wastewater disposal. zoetermeer: the hague.
Chicago
kepinski alfred, . 1984. water supply and wastewater disposal. zoetermeer: the hague.
Harvard
kepinski a., . (1984). water supply and wastewater disposal. zoetermeer: the hague.
MLA
kepinski alfred, . water supply and wastewater disposal. zoetermeer: the hague. 1984.