The agricultural crisis.
League of Nations.Economic Committee.
Geneva : The League,
1931.
"Official no.: C.239.M.105.1931. II. B."
"Geneva, June 15th, 1931." - vol. 1.
"Geneva, November 20th, 1931."- vol. 2"
Errata slip to v. 1 laid in.
Agriculture
Agricultural crisis.