Chattopadhyaya, S. (1980). The periplus of the Erythrean sea and: Ptolemy on ancient geography of India. Prajna.
Cita Chicago (17th ed.)Chattopadhyaya, Sudhakar. The Periplus of the Erythrean Sea and: Ptolemy on Ancient Geography of India. Calcutta: Prajna, 1980.
Cita MLA (9th ed.)Chattopadhyaya, Sudhakar. The Periplus of the Erythrean Sea and: Ptolemy on Ancient Geography of India. Prajna, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.