http://e-repository.perpus.iainsalatiga.ac.id/17702
http://e-repository.perpus.iainsalatiga.ac.id/18861
http://e-repository.perpus.iainsalatiga.ac.id/18991
http://e-repository.perpus.iainsalatiga.ac.id/17916
http://e-repository.perpus.iainsalatiga.ac.id/19409
http://e-repository.perpus.iainsalatiga.ac.id/19260