Não informado. (1967). International Social Security Review. International Social Security Association.
Chicagoスタイル(17版)引用形式Não informado. International Social Security Review. Geneva, Suíça: International Social Security Association, 1967.
MLA(8版)引用形式Não informado. International Social Security Review. International Social Security Association, 1967.
警告: この引用は必ずしも正確ではありません.