APA (7th ed.) Zitazioa
ebrary, Inc. (2002). The Little green data book 2002: From the World Development Indicators. The World Bank.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc. The Little Green Data Book 2002: From the World Development Indicators. Washington, D.C.: The World Bank, 2002.
MLA (9th ed.) Zitazioa
ebrary, Inc. The Little Green Data Book 2002: From the World Development Indicators. The World Bank, 2002.
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