Cite them right online Detailed referencing guide
Complete Guide to Referencing and Avoiding Plagiarism Ebook (2nd edition)
Google Books Catalogue
Mendeley Referencing software
Plagiarism and How To Avoid It University of Hong Kong
Using Sources University of Toronto Using Sources
WorldCat Catalogue WorldCat
Zotero Referencing software

Harvard links

A guide to Harvard Referencing Video from the University of Derby
Harvard referencing – guides and examples Staffordshire University Harvard referencing - guides and examples
Harvard System Anglia Ruskin University
Referencing – Harvard Style University of Leeds

OSCOLA links

Citing the law Cardiff University Citing the law
Oscola Citing various sources.
OSCOLA Anglia Ruskin University
OSCOLA Quick and detailed guides

EndNote links

EndNote Official site
EndNote online Online version
EndNote Training Videos
EndNote – UEA Guides