http://e-repository.perpus.iainsalatiga.ac.id/13978
http://e-repository.perpus.iainsalatiga.ac.id/13955
http://e-repository.perpus.iainsalatiga.ac.id/13958
http://e-repository.perpus.iainsalatiga.ac.id/14093
Bibliografi halaman 269-270
http://e-repository.perpus.iainsalatiga.ac.id/13984
ttp://e-repository.perpus.iainsalatiga.ac.id/14081
http://e-repository.perpus.iainsalatiga.ac.id/13816
http://e-repository.perpus.iainsalatiga.ac.id/14044
http://e-repository.perpus.iainsalatiga.ac.id/13880