http://e-repository.perpus.iainsalatiga.ac.id/10675
http://e-repository.perpus.iainsalatiga.ac.id/11456
http://e-repository.perpus.iainsalatiga.ac.id/11202
http://e-repository.perpus.iainsalatiga.ac.id/11936
http://e-repository.perpus.iainsalatiga.ac.id/12016
http://e-repository.perpus.iainsalatiga.ac.id/12033