http://repository.uhamka.ac.id/id/eprint/10741/ BAP-Absen-Nilai Metodologi penelitian D4 Kls 6B Inding, Gusmayadi http://repository.uhamka.ac.id/id/eprint/10741/1/BAP-Absen-Nilai%20Metlit%20D4%20kls%206B.pdf Unduh!