http://e-repository.perpus.iainsalatiga.ac.id/13559
http://e-repository.perpus.iainsalatiga.ac.id/13769
http://e-repository.perpus.iainsalatiga.ac.id/13882
http://e-repository.perpus.iainsalatiga.ac.id/14003
http://e-repository.perpus.iainsalatiga.ac.id/14618
http://e-repository.perpus.iainsalatiga.ac.id/15196