Cita APA

Geometra, J., & Littlewood, A. R. (1972). The Progymnasmata of Ioannes Geometres. Amsterdam.

Chicago Style Citation

Geometra, Johannes, i Antony Robert Littlewood. The Progymnasmata of Ioannes Geometres. Amsterdam, 1972.

Cita MLA

Geometra, Johannes, i Antony Robert Littlewood. The Progymnasmata of Ioannes Geometres. Amsterdam, 1972.

Atenció: Aquestes cites poden no estar 100% correctes.