De natura rerum liber /
Recensuit Gustavus Becker.
APA Citation
Isidore, o. Seville., Becker, G. (1967). De natura rerum liber. Amsterdam: A. M. Hakkert.
MLA Citation
Isidore, of Seville, Saint, d. 636, and Gustavus Becker. De Natura Rerum Liber. Amsterdam: A. M. Hakkert, 1967.
Warning: These citations may not always be complete (especially for serials).