APA (7th ed.) Citation

De Ledesma, C., Lewis, M., & Savage, P. (2006). The rough guide to Malaysia, Singapore & Brunei (4th ed.). Rough Guides.

Chicago Style (17th ed.) Citation

De Ledesma, Charles, Mark Lewis, and Pauline Savage. The Rough Guide to Malaysia, Singapore & Brunei. 4th ed. New York: Rough Guides, 2006.

MLA (9th ed.) Citation

De Ledesma, Charles, et al. The Rough Guide to Malaysia, Singapore & Brunei. 4th ed. Rough Guides, 2006.