(1977). Social security in 10 industrial nations. Switzerland: Union bank of Switzerland.
シカゴスタイル引用形Social Security in 10 Industrial Nations. Switzerland: Union bank of Switzerland, 1977.
MLA引用形式Social Security in 10 Industrial Nations. Switzerland: Union bank of Switzerland, 1977.
警告: この引用は必ずしも正確ではありません.