http://e-repository.perpus.iainsalatiga.ac.id/19908
http://e-repository.perpus.iainsalatiga.ac.id/17098
http://e-repository.perpus.iainsalatiga.ac.id/17097
http://e-repository.perpus.iainsalatiga.ac.id/16559
http://e-repository.perpus.iainsalatiga.ac.id/16350
http://e-repository.perpus.iainsalatiga.ac.id/16218