Johnson, T., Liu, F., & Newfarmer, R. S. (1997). Clear water, blue skies: China's environment in the new century. World Bank.
Chicago (17e ed.) BronvermeldingJohnson, Todd, Feng Liu, en Richard S. Newfarmer. Clear Water, Blue Skies: China's Environment in the New Century. Washington, D.C: World Bank, 1997.
MLA (9e ed.) BronvermeldingJohnson, Todd, et al. Clear Water, Blue Skies: China's Environment in the New Century. World Bank, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.