?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Alfia%2C+Widya+Rachmi&rft.aulast=Alfia&rft.aufirst=Widya+Rachmi&rft.degree=Skripsi&rft.title=Analisis+Kebutuhan+Jumlah+Tenaga+Kerja+Cleaning+Service+pada+Plaza+Jambu+Dua+Bogor&rft.inst=Universitas+Pakuan&rft.date=9+July+2019