Cita APA (7a ed.)

Bieler, L., O'Meara, J. J., & Naumann, B. (1976). Latin script and letters a.D. 400-900: Festschrift presented to Ludwig Bieler on the occasion of his 70th birthday. Brill.

Cita Chicago Style (17a ed.)

Bieler, Ludwig, John J. O'Meara, y Bernd Naumann. Latin Script and Letters A.D. 400-900: Festschrift Presented to Ludwig Bieler on the Occasion of His 70th Birthday. Leiden: Brill, 1976.

Cita MLA (9a ed.)

Bieler, Ludwig, et al. Latin Script and Letters A.D. 400-900: Festschrift Presented to Ludwig Bieler on the Occasion of His 70th Birthday. Brill, 1976.