http://e-repository.perpus.iainsalatiga.ac.id/16920
http://e-repository.perpus.iainsalatiga.ac.id/17795
http://e-repository.perpus.iainsalatiga.ac.id/15642
http://e-repository.perpus.iainsalatiga.ac.id/17993
http://e-repository.perpus.iainsalatiga.ac.id/18461
http://e-repository.perpus.iainsalatiga.ac.id/18572