Waruwu, K. (2020). PENGARUH PELAYANAN ( TANGIBLE, RELIABELITY, RESPONSIVINESS, ASSURANCE, DAN EMPHATY ) TERHADAP KEPUASAN KONSUMEN PT NUTRI INTI PRIMA PERKASA MEDAN. VALUE, 1(1), 63-77. https://doi.org/10.36490/value.v1i1.91