http://e-repository.perpus.iainsalatiga.ac.id/9782
http://e-repository.perpus.iainsalatiga.ac.id/9968
http://e-repository.perpus.iainsalatiga.ac.id/10177
http://e-repository.perpus.iainsalatiga.ac.id/10298
http://e-repository.perpus.iainsalatiga.ac.id/10409
http://e-repository.perpus.iainsalatiga.ac.id/10755