APA (7th ed.) Citation

(1967). Lectures on Porphyry's Isagoge. North-Holland Publ. Co.

Chicago Style (17th ed.) Citation

Lectures on Porphyry's Isagoge. Amsterdam: North-Holland Publ. Co, 1967.

MLA (9th ed.) Citation

Lectures on Porphyry's Isagoge. North-Holland Publ. Co, 1967.

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