Steves, R. (2023). Rick Steves' Vienna, Salzburg & Tirol (Seventh edition.). Avalon Travel, Hachette Book Group.
Cita Chicago Style (17a ed.)Steves, Rick. Rick Steves' Vienna, Salzburg & Tirol. Seventh edition. Berkeley, CA: Avalon Travel, Hachette Book Group, 2023.
Cita MLA (8a ed.)Steves, Rick. Rick Steves' Vienna, Salzburg & Tirol. Seventh edition. Avalon Travel, Hachette Book Group, 2023.
Precaución: Estas citas no son 100% exactas.