Cita APA (7a ed.)
ebrary, Inc. (2012). The little green data book 2012. World Bank.
Cita Chicago Style (17a ed.)
ebrary, Inc. The Little Green Data Book 2012. Washington, D.C.: World Bank, 2012.
Cita MLA (9a ed.)
ebrary, Inc. The Little Green Data Book 2012. World Bank, 2012.
Precaución: Estas citas no son 100% exactas.