Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

The rough guides. Rough Guides Ltd. Distributed by the Penguin Group.

Chicago Citation Edition Citation

The Rough Guides. London: Rough Guides Ltd. Distributed by the Penguin Group.

MLA Citation Edition Citation

The Rough Guides. Rough Guides Ltd. Distributed by the Penguin Group.