@unpublished{repository2408,
           title = {Mengikuti Webinar Skala Nasional"Bisnis Berbasis Kimia di Masa Pandemi"},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/2408/},
          author = {Fitriani, Fitriani}
}