APA (7th ed.) Citation

(1974). The periplus of the Erythraean sea: Travel and trade in the Indian ocean (2nd ed.). Oriental.

Chicago Style (17th ed.) Citation

The Periplus of the Erythraean Sea: Travel and Trade in the Indian Ocean. 2nd ed. New Delhi: Oriental, 1974.

MLA (9th ed.) Citation

The Periplus of the Erythraean Sea: Travel and Trade in the Indian Ocean. 2nd ed. Oriental, 1974.