APA (7th ed.) Citation

Porphyrius 233-301 & Porphyrius 233-301. (1518). Porphyrii Homericarum quaestionum liber. Gymnasium Mediceum.

Chicago Style (17th ed.) Citation

Porphyrius 233-301 and Porphyrius 233-301. Porphyrii Homericarum Quaestionum Liber. Romae: Gymnasium Mediceum, 1518.

MLA (9th ed.) Citation

Porphyrius 233-301 and Porphyrius 233-301. Porphyrii Homericarum Quaestionum Liber. Gymnasium Mediceum, 1518.

Warning: These citations may not always be 100% accurate.