APA (a Harvard type style)
In APA style there will be an author and date in your text like this: (Casey, 1985) and an alphabetical list of references at the end like this:
Casey, F. (1985). How to study: a practical guide. Basingstoke: Macmillan.
Clare, J. (1988). Revision, study and exam techniques guide. Corby: First and Best.
Fairbairn, G., & Fairbairn, S. (2001). Reading at university: a guide for students. Buckingham: Open University Press.
Johnson, R. (1995). Improving your writing skills. Manchester: Clifton Press.
Vancouver (a numeric style)
In Vancouver style there will be a number in brackets in your text  and a list of references at the end in the order they appear in the text, like this:
1. Casey F. How to study: a practical guide. Basingstoke Macmillan; 1985.
2. Clare J. Revision, study and exam techniques guide. Corby: First and Best; 1998.
3. Fairbairn G, Fairbairn S. Reading at university: a guide for students. Buckingham: Open University Press: 2001.
4. Johnson R. Improve your writing skills. Manchester: Clifton Press; 1995.
Mendeley allows you to collect, manage, share and use references you find in the course of your research. It can be used with Word to add citations and produce a reference list within a document. Mendeley has a web-based element that can be used with any Internet browser; however you need to use the desktop element to use the Citation PlugIn with Word. Mendeley is freely available. Mendeley will:
To find out more see the Mendeley libguide.
This section contains guides to help with referencing. Referencing makes clear when you have used someone else's work and helps you to avoid plagiarism.
These are two of the university approved styles..