Sawyer, W. C., & Sprinkle, R. L. (2003). International economics. Prentice-Hall of India.
Chicago-čujuhus (17. p.)Sawyer, W. Charles, juo Richard L. Sprinkle. International Economics. New Delhi: Prentice-Hall of India, 2003.
MLA-čujuhus (9. p.)Sawyer, W. Charles, juo Richard L. Sprinkle. International Economics. Prentice-Hall of India, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.