http://e-repository.perpus.iainsalatiga.ac.id/8218
http://e-repository.perpus.iainsalatiga.ac.id/7983/
http://e-repository.perpus.iainsalatiga.ac.id/8455
http://e-repository.perpus.iainsalatiga.ac.id/8434
http://e-repository.perpus.iainsalatiga.ac.id/8618
http://e-repository.perpus.iainsalatiga.ac.id/8622