Holzmann, R. (2009). Social protection and labor at the World Bank, 2000-08. World Bank.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Holzmann, Robert. Social Protection and Labor at the World Bank, 2000-08. Washington D.C.: World Bank, 2009.
MLA -ийн эшлэл (9 дэх хэвлэлт)Holzmann, Robert. Social Protection and Labor at the World Bank, 2000-08. World Bank, 2009.