If your assignment requires you to follow the same style as in the International Journal of Culture, Tourism and Hospitality Research:
Harvard Style (also called "Harvard Method" and "author-date method") is widely used in the U.K. and Australia, but less in U.S. publications. Here are some more guides:
These links offer advice for using APA Style and have enough information for most student papers.
CSE Style is divided into three different sub-styles. It is important to use only one of the sub-styles in any paper