http://e-repository.perpus.uinsalatiga.ac.id/17962/
http://e-repository.perpus.iainsalatiga.ac.id/18426
http://e-repository.perpus.iainsalatiga.ac.id/18971
http://e-repository.perpus.iainsalatiga.ac.id/19149
http://e-repository.perpus.iainsalatiga.ac.id/19261
http://e-repository.perpus.iainsalatiga.ac.id/19122
http://e-repository.perpus.iainsalatiga.ac.id/19487