BAP, Presensi, Penilaian_APSIA 114A.30
BAP, Presensi, Penilaian_SIMBAD 11.2B.30
BAP, Presensi, Penilaian_SIMBAD 11.2A.30
BAP, Presensi, Penilaian_SIMBAD 11.2C.30
PELATIHAN DASAR SISTEM INFORMASI AKUNTAN
RANCANG BANGUN SISTEM PEMBELIAN SPAREPAR
Tesis S2 Universitas Trisakti_Riko Mersa
Tesis S2 UGM_Riko Mersandro Permana
Tugas akhir mochammad atthallah ghaffar