http://repository.uhamka.ac.id/id/eprint/11171/ BAP, Presensi, dan Nilai Erizal, Erizal http://repository.uhamka.ac.id/id/eprint/11171/1/Sistem%20Pakar-8B-BAP-Presensi-Nilai-Erizal.pdf Unduh!
http://repository.uhamka.ac.id/id/eprint/11143/ Pesan Damai Pesantren: Modul Kontra Narasi Irfan, Abubakar http://repository.uhamka.ac.id/id/eprint/11143/1/Modul%20Kontra%20Narasi%20CSRC%20KAS%202018%20FIXED_compressed.pdf