Kusumawati, D., I., Syaifudin, P., C., N.(2013).Phototherapi System With Irradiance Level .:Jurusan Teknik Elektromedik Poltekkes Kemenkes Surabaya.
Gaya MLA
Kusumawati, D., I., Syaifudin, P., C., N..Phototherapi System With Irradiance Level.:Jurusan Teknik Elektromedik Poltekkes Kemenkes Surabaya,2013.Text.