http://e-repository.perpus.iainsalatiga.ac.id/17474
http://e-repository.perpus.iainsalatiga.ac.id/17677
http://e-repository.perpus.iainsalatiga.ac.id/17689
http://e-repository.perpus.iainsalatiga.ac.id/17582
http://e-repository.perpus.iainsalatiga.ac.id/17505
http://e-repository.perpus.iainsalatiga.ac.id/17391