BAP, Presensi, Penilaian_12.2B.35
BAP, Presensi, Penilaian_11.4A.35
BAP, Presensi, Penilaian_11.2A.35
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