http://e-repository.perpus.iainsalatiga.ac.id/16194
http://e-repository.perpus.iainsalatiga.ac.id/17379
http://e-repository.perpus.iainsalatiga.ac.id/17619
http://e-repository.perpus.iainsalatiga.ac.id/17610
http://e-repository.perpus.iainsalatiga.ac.id/17729
http://e-repository.perpus.iainsalatiga.ac.id/17872