St. Isidore: De Ordine Creaturarum, vol. LXXXIII in Migne: Patr. Lat.

Lactantius: Divinarum Institutionum, vol. VI in Migne: Patr. Lat. (Cf. trans. by Fletcher, vol. XXI in Ante-Nicene Christian Library, Edinburgh, 1871.)

Lombard, Peter: Sententiæ, vol. CXCII in Migne: Patr. Lat.

Origen: De Principiis, vol. XI in Migne: Patr. Græc. (Cf. trans. vol. X in Ante-Nicene Christian Library, Edinburgh, 1869.)

St. Philastrius: De Hæeresibus, vol. XII in Migne: Patr. Lat.

Philo Judæus: De Mundi Creatione (vol. I), and Quis Rerum Divinarum Hæres (vol. IV) in Opera Omnia, Erlangæ, 1820. (Cf. trans. by Yonge, London, 1854.)

Plato: Timæus, vol. IV in Opera ed. Burnet, Oxford, [1905.] (Cf. trans. by Jowett, vol. III of Dialogues, 3rd edit. revised. New York, 1892).

Plutarch: Moralia, ed. Bernardakis, Teubner, Leipsic, 1893. (Cf. trans. ed. by Goodwin, Boston, 1898.)

Ptolemy, Claudius: Syntaxis Mathematica, vol. I in Opera Quæ Supersunt Omnia, 3 vol., Teubner, Leipsic, 1898. (Cf. trans. into French by Halma, 2 vol., Paris, 1813.)

Sacro Bosco: Libellus de Sphæra, Venice, 1488; Wittenberg, [1537]; Wittenberg, 1545; Paris, 1564; Venice, 1574; Wittenberg, 1578.