Style de citation APA (7e éd.)
Langhammer, R. J. (1982). <The> Importance of "Natural" barriers to trade among developing countries: Some evidence from the transport cost content in Brazilian imports. Institut für Weltwirtschaft.
Style de citation Chicago (17e éd.)
Langhammer, Rolf J. <The> Importance of "Natural" Barriers to Trade Among Developing Countries: Some Evidence from the Transport Cost Content in Brazilian Imports. Kiel: Institut für Weltwirtschaft, 1982.
Style de citation MLA (9e éd.)
Langhammer, Rolf J. <The> Importance of "Natural" Barriers to Trade Among Developing Countries: Some Evidence from the Transport Cost Content in Brazilian Imports. Institut für Weltwirtschaft, 1982.
Attention : ces citations peuvent ne pas être correctes à 100%.