http://e-repository.perpus.iainsalatiga.ac.id/11320
http://e-repository.perpus.iainsalatiga.ac.id/10985
http://e-repository.perpus.iainsalatiga.ac.id/10122
c 1.2.3.4 olah
http://e-repository.perpus.iainsalatiga.ac.id/9568
http://e-repository.perpus.iainsalatiga.ac.id/10035