APA (7th ed.) Citation

Porfirio. (1998). Isagoge. J. Vrin.

Chicago Style (17th ed.) Citation

Porfirio. Isagoge. París: J. Vrin, 1998.

MLA (9th ed.) Citation

Porfirio. Isagoge. J. Vrin, 1998.

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