- Surat Tugas Mengajar Semester Genap 2019/2020 : https://fsr.isi.ac.id/wp-content/uploads/2020/08/STM.-Hartono-1.pdf
- Surat Keterangan Mengajar Genap 2019/2020 : https://fsr.isi.ac.id/wp-content/uploads/2020/08/SKM.-Drs.-Hartono-M.Sn_-1.pdf
Jl. Parangtritis Km. 6,5 Sewon
Bantul, Yogyakarta