Citação norma APA
Langhammer, R. J. (1985). On the Importance of Transport Cost in International Trade Flows - An Analysis of European, Japanese, and US Exports to the Philippines. Institut für Weltwirtschaft.
Citação norma Chicago
Langhammer, Rolf J. On the Importance of Transport Cost in International Trade Flows - An Analysis of European, Japanese, and US Exports to the Philippines. Kiel: Institut für Weltwirtschaft, 1985.
Citação norma MLA
Langhammer, Rolf J. On the Importance of Transport Cost in International Trade Flows - An Analysis of European, Japanese, and US Exports to the Philippines. Institut für Weltwirtschaft, 1985.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.