APA (7th ed.) Citation

Harding, P., Eberle, J., & Horton, P. (2005). South India. Lonely Planet Publications.

Chicago Style (17th ed.) Citation

Harding, Paul, Janine Eberle, and Patrick Horton. South India. Australia: Lonely Planet Publications, 2005.

MLA (9th ed.) Citation

Harding, Paul, et al. South India. Lonely Planet Publications, 2005.