http://e-repository.perpus.iainsalatiga.ac.id/18144
http://e-repository.perpus.iainsalatiga.ac.id/19113
http://e-repository.perpus.iainsalatiga.ac.id/18908
http://e-repository.perpus.iainsalatiga.ac.id/17987
http://e-repository.perpus.iainsalatiga.ac.id/19497
http://e-repository.perpus.iainsalatiga.ac.id/19926
http://e-repository.perpus.iainsalatiga.ac.id/19903