http://e-repository.perpus.iainsalatiga.ac.id/18148
http://e-repository.perpus.iainsalatiga.ac.id/18280
http://e-repository.perpus.iainsalatiga.ac.id/19145
http://e-repository.perpus.iainsalatiga.ac.id/19023
http://e-repository.perpus.iainsalatiga.ac.id/20057
http://e-repository.perpus.iainsalatiga.ac.id/18038