Tetrabiblos

Τετράβιβλος Ptolemy. Tetrabiblos. Robbins, Frank Egleston, editor. Cambridge, MA: Harvard University Press; London: William Heinemann Ltd., 1964 (printing). Apotelesmatica (= Tetrabiblos) Claudius Ptolemaeus. Claudii Ptolemaei opera quae exstant omnia, Volume 3.1. Boll, Franz, and Boer, Emilie, editors. Leipzig: Teubner, 1954.