http://e-repository.perpus.iainsalatiga.ac.id/15311
http://e-repository.perpus.iainsalatiga.ac.id/14727
http://e-repository.perpus.iainsalatiga.ac.id/15248
http://e-repository.perpus.iainsalatiga.ac.id/14734
http://e-repository.perpus.iainsalatiga.ac.id/14501
http://e-repository.perpus.iainsalatiga.ac.id/14170