WALTON, L. E. (1967). Foreign Trade And Foreign Exchange Their Theory And Practice L.e. Walton. MacDonald & Evans.
Chicago-viite (17. p.)WALTON, L. E. Foreign Trade And Foreign Exchange Their Theory And Practice L.e. Walton. MacDonald & Evans, 1967.
MLA-viite (8. p.)WALTON, L. E. Foreign Trade And Foreign Exchange Their Theory And Practice L.e. Walton. MacDonald & Evans, 1967.
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