http://e-repository.perpus.iainsalatiga.ac.id/12210
http://e-repository.perpus.iainsalatiga.ac.id/11883
http://e-repository.perpus.iainsalatiga.ac.id/10924
http://e-repository.perpus.iainsalatiga.ac.id/10898
http://e-repository.perpus.iainsalatiga.ac.id/11243
http://e-repository.perpus.iainsalatiga.ac.id/10813
http://e-repository.perpus.iainsalatiga.ac.id/10675