http://e-repository.perpus.iainsalatiga.ac.id/12242
http://e-repository.perpus.iainsalatiga.ac.id/12008
http://e-repository.perpus.iainsalatiga.ac.id/11403
http://e-repository.perpus.iainsalatiga.ac.id/10318
c 1.2 olah
http://e-repository.perpus.iainsalatiga.ac.id/9650