Statistiques du commerce exterieur = International trade statistics.
League of Nations.
League of Nations.Economic Intelligence Service.
Geneva : League Of Nations,
1932-
Volumes for 1930-1931/1932 issued in the series: Memorandum on trade and balances of payments.
Issued by: League of Nations, 1930-1933; by: League of Nations. Economic Intelligence Service, 1934-
Commercial statistics
International trade
Memorandum on international trade and balances of payments