Steves, R. (2023). Switzerland (11th edition.). Avalon Travel, Hachette Book Group.
Chicago Style (17th ed.) CitationSteves, Rick. Switzerland. 11th edition. Berkeley, CA: Avalon Travel, Hachette Book Group, 2023.
MLA引文Steves, Rick. Switzerland. 11th edition. Avalon Travel, Hachette Book Group, 2023.
警告:這些引文格式不一定是100%准確.