http://e-repository.perpus.iainsalatiga.ac.id/10083
http://e-repository.perpus.iainsalatiga.ac.id/10050
http://e-repository.perpus.iainsalatiga.ac.id/9264
http://e-repository.perpus.iainsalatiga.ac.id/9631
http://e-repository.perpus.iainsalatiga.ac.id/8976
http://e-repository.perpus.iainsalatiga.ac.id/9013