?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Hernowo+Adi&rft.aufirst=Nugroho&rft.au=Hernowo+Adi%2C+Nugroho&rft.date=2015&rft.inst=UNY&rft.degree=D3&rft.title=PENERAPAN+KESELAMATAN+DAN+KESEHATAN+KERJA+(K3)+DI+LABORATORIUM+PRAKTIK+JURUSAN+TITL+SMK+N+1+PUNDONG