http://e-repository.perpus.iainsalatiga.ac.id/17392
http://e-repository.perpus.uinsalatiga.ac.id/17931/
http://e-repository.perpus.iainsalatiga.ac.id/20077
http://e-repository.perpus.iainsalatiga.ac.id/18890
http://e-repository.perpus.iainsalatiga.ac.id/19999
http://e-repository.perpus.iainsalatiga.ac.id/19863
http://e-repository.perpus.iainsalatiga.ac.id/17791