http://e-repository.perpus.iainsalatiga.ac.id/18957
http://e-repository.perpus.iainsalatiga.ac.id/18184
http://e-repository.perpus.iainsalatiga.ac.id/18429
http://e-repository.perpus.iainsalatiga.ac.id/18727
http://e-repository.perpus.iainsalatiga.ac.id/18316
http://e-repository.perpus.iainsalatiga.ac.id/19337