APA (7th ed.) Citation

Zimmerman, K., & St Louis, R. (2015). Washington, DC (6th edition.). Lonely Planet Publications Pty Limited.

Chicago Style (17th ed.) Citation

Zimmerman, Karla, and Regis St Louis. Washington, DC. 6th edition. Footscray, Victoria, Australia: Lonely Planet Publications Pty Limited, 2015.

MLA (9th ed.) Citation

Zimmerman, Karla, and Regis St Louis. Washington, DC. 6th edition. Lonely Planet Publications Pty Limited, 2015.