?url_ver=Z39.88-2004&rft_id=doi%3A10.54203%2Fjceu.2022.2&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Famakinwa%2C+John&rft.aufirst=John&rft.aulast=Famakinwa&rft.date=25+June+2022&rft.volume=12&rft.pages=07-13&rft.issn=22520430&rft.title=Journal+of+Civil+Engineering+and+Urbanism&rft.issue=2&rft.atitle=The+Efficiency+of+Grey+Water+Treatment+by+Using+Selected+Sand+Bed+Bioreactors+in+South+West+Nigeria&rft.genre=article