http://e-repository.perpus.iainsalatiga.ac.id/11796
http://e-repository.perpus.iainsalatiga.ac.id/12152
http://e-repository.perpus.iainsalatiga.ac.id/12280
http://e-repository.perpus.iainsalatiga.ac.id/12316
http://e-repository.perpus.iainsalatiga.ac.id/12463
http://e-repository.perpus.iainsalatiga.ac.id/11809