http://e-repository.perpus.iainsalatiga.ac.id/12103
http://e-repository.perpus.iainsalatiga.ac.id/13432
http://e-repository.perpus.iainsalatiga.ac.id/13276
http://e-repository.perpus.iainsalatiga.ac.id/11302
http://e-repository.perpus.iainsalatiga.ac.id/14013
http://e-repository.perpus.iainsalatiga.ac.id/13979
http://e-repository.perpus.iainsalatiga.ac.id/13960