http://e-repository.perpus.iainsalatiga.ac.id/9390
http://e-repository.perpus.iainsalatiga.ac.id/9782
http://e-repository.perpus.iainsalatiga.ac.id/10105
http://e-repository.perpus.iainsalatiga.ac.id/9273
http://e-repository.perpus.iainsalatiga.ac.id/9459
http://e-repository.perpus.iainsalatiga.ac.id/9653
http://e-repository.perpus.iainsalatiga.ac.id/9764
c 1.2 olah