APA (7th ed.) Citation

Kristof, N. D., & WuDunn, S. (2009). Half the sky: Turning oppression to opportunity for women worldwide. Vintage Books.

Chicago Style (17th ed.) Citation

Kristof, Nicholas D., and Sheryl WuDunn. Half the Sky: Turning Oppression to Opportunity for Women Worldwide. New York: Vintage Books, 2009.

MLA (8th ed.) Citation

Kristof, Nicholas D., and Sheryl WuDunn. Half the Sky: Turning Oppression to Opportunity for Women Worldwide. Vintage Books, 2009.