http://e-repository.perpus.iainsalatiga.ac.id/11226
http://e-repository.perpus.iainsalatiga.ac.id/10883
http://e-repository.perpus.iainsalatiga.ac.id/10876
http://e-repository.perpus.iainsalatiga.ac.id/10778
http://e-repository.perpus.iainsalatiga.ac.id/10777
http://e-repository.perpus.iainsalatiga.ac.id/10676/