http://e-repository.perpus.iainsalatiga.ac.id/10066
http://e-repository.perpus.iainsalatiga.ac.id/10033
http://e-repository.perpus.iainsalatiga.ac.id/9564
http://e-repository.perpus.iainsalatiga.ac.id/8416
http://e-repository.perpus.iainsalatiga.ac.id/8463
http://e-repository.perpus.iainsalatiga.ac.id/8442