http://e-repository.perpus.iainsalatiga.ac.id/16589
http://e-repository.perpus.iainsalatiga.ac.id/17443
http://e-repository.perpus.iainsalatiga.ac.id/17472
http://e-repository.perpus.iainsalatiga.ac.id/17661
http://e-repository.perpus.iainsalatiga.ac.id/17614
http://e-repository.perpus.iainsalatiga.ac.id/17527