http://repository.uhamka.ac.id/id/eprint/11507/ SK SEMINAR PROPOSAL GASAL 2020-2021 FEBRUARI Syaadiah, Arifin http://repository.uhamka.ac.id/id/eprint/11507/1/SK%20SEMINAR%20PROPOSAL%20GASAL%202020-2021%20FEBRUARI.pdf Unduh!