Walker, R., & Harding, K. (2006). Tourism: Student's book. United Kingdom: Oxford University Press.
Trích dẫn kiểu ChicagoWalker, Robin, và Keith Harding. Tourism: Student's Book. United Kingdom: Oxford University Press, 2006.
MLA引文Walker, Robin, và Keith Harding. Tourism: Student's Book. United Kingdom: Oxford University Press, 2006.
警告:这些引文格式不一定是100%准确.