Velayudham, T. (2000). Foreign Trade: Theory & Practice. Wheeler.
Cita Chicago (17th ed.)Velayudham, T.K. Foreign Trade: Theory & Practice. New Delhi: Wheeler, 2000.
Cita MLA (9th ed.)Velayudham, T.K. Foreign Trade: Theory & Practice. Wheeler, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.