Whiting, D. P. (1986). Finance of foreign trade (6th ed.). M&E Handbooks.
Cita Chicago Style (17a ed.)Whiting, D. P. Finance of Foreign Trade. 6th ed. Great Britain: M&E Handbooks, 1986.
Cita MLA (8a ed.)Whiting, D. P. Finance of Foreign Trade. 6th ed. M&E Handbooks, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.