http://e-repository.perpus.iainsalatiga.ac.id/13713
http://e-repository.perpus.iainsalatiga.ac.id/11779
http://e-repository.perpus.iainsalatiga.ac.id/13096
http://e-repository.perpus.iainsalatiga.ac.id/13065
http://e-repository.perpus.iainsalatiga.ac.id/12977
http://e-repository.perpus.iainsalatiga.ac.id/12304