Pugel, T. A., & Lindert, P. H. (2000). International economics (11th ed.). McGraw-Hill.
Cita Chicago (17th ed.)Pugel, Thomas A., i Peter H. Lindert. International Economics. 11th ed. Boston: McGraw-Hill, 2000.
Cita MLA (8th ed.)Pugel, Thomas A., i Peter H. Lindert. International Economics. 11th ed. McGraw-Hill, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.