http://e-repository.perpus.iainsalatiga.ac.id/13962
http://e-repository.perpus.iainsalatiga.ac.id/14003
http://e-repository.perpus.iainsalatiga.ac.id/13868
http://e-repository.perpus.iainsalatiga.ac.id/13825
http://e-repository.perpus.iainsalatiga.ac.id/13618
http://e-repository.perpus.iainsalatiga.ac.id/13642