APA (7th ed.) Citation

Bales, K., Trodd, Z., & Williamson, A. K. (2009). Modern slavery: The secret world of 27 million people. Oneworld.

Chicago Style (17th ed.) Citation

Bales, Kevin, Zoe Trodd, and Alex Kent Williamson. Modern Slavery: The Secret World of 27 Million People. Oxford: Oneworld, 2009.

MLA (9th ed.) Citation

Bales, Kevin, et al. Modern Slavery: The Secret World of 27 Million People. Oneworld, 2009.