Aris, R. (1990). Explicatio formarum litterarum: From the first century to the fifteenth = The unfolding of letterforms. Calligraphy Connection.
Chicago-Zitierstil (17. Ausg.)Aris, Rutherford. Explicatio Formarum Litterarum: From the First Century to the Fifteenth = The Unfolding of Letterforms. St. Paul, MN: Calligraphy Connection, 1990.
MLA-Zitierstil (9. Ausg.)Aris, Rutherford. Explicatio Formarum Litterarum: From the First Century to the Fifteenth = The Unfolding of Letterforms. Calligraphy Connection, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.