bibliografi: hlm.
bibliografi: hlm.
bibliografi: hlm.359-365.
bibliografi: hlm.
bibliografi: hlm.135.
bibliografi: hlm.
JA: 101 Haeling Stories:using metaphors in therapy. Bibliografi: hlm.487.
bibliografi: hlm.139.
JA:the Great Trasnformation: the world in the time of budha, socrates,confious and jeremiah. Catatan: hlm.487.