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Subroto, Dhimas Adi (2023) Pengaruh Tenaga Kerja, Bahan Baku, dan Jam Kerja Terhadap Pendapatan Usaha Pengolahan Ikan Asap di Desa Penatarsewu Kecamatan Tanggulangin Kabupaten Sidoarjo. (The Effect of Labor, Raw Materials, and Working Hours on Smoked Fish Processing Business Income in Penatarsewu Village, Tanggulangin District, Sidoarjo Regency). Undergraduate thesis, Universitas 17 Agustus 1945 Surabaya.