http://e-repository.perpus.iainsalatiga.ac.id/12280
http://e-repository.perpus.iainsalatiga.ac.id/12225
http://e-repository.perpus.iainsalatiga.ac.id/11980
http://e-repository.perpus.iainsalatiga.ac.id/11603
http://e-repository.perpus.iainsalatiga.ac.id/11993
http://e-repository.perpus.iainsalatiga.ac.id/12358
http://e-repository.perpus.iainsalatiga.ac.id/11510