Report by the Secretary-General to the Assembly on the work of the Commission of Enquiry for European Union.
League of Nations.Secretary-General.
League of Nations.Commission of Enquiry for European Union.
Geneva : League of Nations,
1931.
"Official no.: A. 17. 1931. VII."
"Geneva, June 26th, 1931."
League of Nations. Commission of Enquiry for European Union.