Schimmel, A. (1970). Islamic calligraphy. E.J. Brill.
Lua i Stíl Chicago (17ú heag.)Schimmel, Annemarie. Islamic Calligraphy. Leiden: E.J. Brill, 1970.
Lua MLA (9ú heag.)Schimmel, Annemarie. Islamic Calligraphy. E.J. Brill, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.