Cita APA (7th ed.)

World Bank. (1997). Clear water, blue skies: China's environment in the new century. World Bank.

Cita Chicago (17th ed.)

World Bank. Clear Water, Blue Skies: China's Environment in the New Century. .Washington, D.C: World Bank, 1997.

Cita MLA (9th ed.)

World Bank. Clear Water, Blue Skies: China's Environment in the New Century. World Bank, 1997.