Geometra, J., & Littlewood, A. R. (1972). The Progymnasmata of Ioannes Geometres. Amsterdam.
Čikaški stil citiranjaGeometra, Johannes, i Antony Robert Littlewood. The Progymnasmata of Ioannes Geometres. Amsterdam, 1972.
MLA način citiranjaGeometra, Johannes, i Antony Robert Littlewood. The Progymnasmata of Ioannes Geometres. Amsterdam, 1972.
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