APA (7th ed.) Citation

Avalon Travel Publishing & Steves, R. (2007). Britain, Ireland & London city map: Planning map. Avalon Travel Publishing.

Chicago Style (17th ed.) Citation

Avalon Travel Publishing and Rick Steves. Britain, Ireland & London City Map: Planning Map. Emeryville, CA: Avalon Travel Publishing, 2007.

MLA (9th ed.) Citation

Avalon Travel Publishing and Rick Steves. Britain, Ireland & London City Map: Planning Map. Avalon Travel Publishing, 2007.