Walker, J. R. (2015). Introduction to hospitality management. Pearson Prentice Hall.
Trích dẫn kiểu ChicagoWalker, John R. Introduction to Hospitality Management. Pearson Prentice Hall, 2015.
MLA引文Walker, John R. Introduction to Hospitality Management. Pearson Prentice Hall, 2015.
警告：这些引文格式不一定是100％准确.