http://e-repository.perpus.iainsalatiga.ac.id/14106
http://e-repository.perpus.iainsalatiga.ac.id/14252
http://e-repository.perpus.iainsalatiga.ac.id/14310
http://e-repository.perpus.uinsalatiga.ac.id/17885/
http://e-repository.perpus.iainsalatiga.ac.id/18412
http://e-repository.perpus.iainsalatiga.ac.id/18382