Cita APA

Liu, F., & Newfarmer, R. S. (1997). Clear water, blue skies: China's environment in the new century. Washington, D.C.: The World Bank.

Citación estilo Chicago

Liu, Feng, y Richard S. Newfarmer. Clear Water, Blue Skies: China's Environment in the New Century. Washington, D.C.: The World Bank, 1997.

Cita MLA

Liu, Feng, y Richard S. Newfarmer. Clear Water, Blue Skies: China's Environment in the New Century. Washington, D.C.: The World Bank, 1997.