?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Umi&rft.aulast=Widyastuti&rft.au=Widyastuti%2C+Umi&rft.issn=0125-9695&rft.volume=23&rft.title=Buletin+Penelitian+Kesehatan&rft.atitle=Uji+Coba+Bacillus+thuringiensis+H-14+terhadap+Jentik+Nyamuk+Anopheles+barbirostris+di+Laboratorium+dan+Lapangan&rft.date=1995&rft.issue=1&rft.genre=article