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BAP, Presensi, Penilaian_64.2A.06
BAP, Presensi, Penilaian_64.2A.31
BAP, Presensi, Penilaian_64.2H.01
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