Cita APA (7th ed.)

Steves, R., & O'Connor, P. (2008). Rick Steves' Ireland, 2008. Avalon Travel Pub.

Cita Chicago (17th ed.)

Steves, Rick, i Pat O'Connor. Rick Steves' Ireland, 2008. Berkeley, CA: Avalon Travel Pub, 2008.

Cita MLA (9th ed.)

Steves, Rick, i Pat O'Connor. Rick Steves' Ireland, 2008. Avalon Travel Pub, 2008.