Steves, R., & Openshaw, G. (2008). Rick Steves' Rome, 2009. Avalon Travel.
Chicago Style (17th ed.) CitationSteves, Rick, and Gene Openshaw. Rick Steves' Rome, 2009. Berkeley, Calif: Avalon Travel, 2008.
MLA (9th ed.) CitationSteves, Rick, and Gene Openshaw. Rick Steves' Rome, 2009. Avalon Travel, 2008.
Warning: These citations may not always be 100% accurate.