http://e-repository.perpus.iainsalatiga.ac.id/17930
http://e-repository.perpus.iainsalatiga.ac.id/18792
http://e-repository.perpus.iainsalatiga.ac.id/18888
c.1 bta, c.2 olah
http://e-repository.perpus.iainsalatiga.ac.id/10947
http://e-repository.perpus.iainsalatiga.ac.id/10797