http://e-repository.perpus.iainsalatiga.ac.id/8958
http://e-repository.perpus.iainsalatiga.ac.id/10055
http://e-repository.perpus.iainsalatiga.ac.id/10052
http://e-repository.perpus.iainsalatiga.ac.id/9783
http://e-repository.perpus.iainsalatiga.ac.id/10926
http://e-repository.perpus.iainsalatiga.ac.id/11033