Tohutoro APA (7th ed.)
World Bank. (2015). World development indicators 2015. World Bank Group.
Tohutoru Kātū Chicago (17th ed.)
World Bank. World Development Indicators 2015. Washington, District of Columbia: World Bank Group, 2015.
Tohutoro MLA (9th ed.)
World Bank. World Development Indicators 2015. World Bank Group, 2015.
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