http://e-repository.perpus.iainsalatiga.ac.id/11794
http://e-repository.perpus.iainsalatiga.ac.id/11791
http://e-repository.perpus.iainsalatiga.ac.id/11062
http://e-repository.perpus.iainsalatiga.ac.id/10836
http://e-repository.perpus.iainsalatiga.ac.id/11374
http://e-repository.perpus.iainsalatiga.ac.id/10765