Tohutoro APA (7th ed.)
Clavijo, S. (2009). Social security reforms in Colombia: Striking demographic and fiscal balances. International Monetary Fund.
Tohutoru Kātū Chicago (17th ed.)
Clavijo, Sergio. Social Security Reforms in Colombia: Striking Demographic and Fiscal Balances. [Washington D.C.]: International Monetary Fund, 2009.
Tohutoro MLA (9th ed.)
Clavijo, Sergio. Social Security Reforms in Colombia: Striking Demographic and Fiscal Balances. International Monetary Fund, 2009.
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