Não informado. (1967). International Social Security Review. International Social Security Association.
Chicago-Zitierstil (17. Ausg.)Não informado. International Social Security Review. Geneva, Suíça: International Social Security Association, 1967.
MLA-Zitierstil (8. Ausg.)Não informado. International Social Security Review. International Social Security Association, 1967.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.