http://e-repository.perpus.iainsalatiga.ac.id/16029
http://e-repository.perpus.iainsalatiga.ac.id/15955
http://e-repository.perpus.iainsalatiga.ac.id/13213
http://e-repository.perpus.iainsalatiga.ac.id/17400
http://e-repository.perpus.iainsalatiga.ac.id/17764
http://e-repository.perpus.iainsalatiga.ac.id/17444
http://e-repository.perpus.iainsalatiga.ac.id/17580