APA (7th ed.) Citation

Kristof, N. D., & WuDunn, S. (2009). Half the sky: Turning oppression into opportunity for women worldwide. Alfred A. Knopf.

Chicago Style (17th ed.) Citation

Kristof, Nicholas D., and Sheryl WuDunn. Half the Sky: Turning Oppression into Opportunity for Women Worldwide. New York: Alfred A. Knopf, 2009.

MLA (9th ed.) Citation

Kristof, Nicholas D., and Sheryl WuDunn. Half the Sky: Turning Oppression into Opportunity for Women Worldwide. Alfred A. Knopf, 2009.