Are you citing...
books? websites? images? videos? interviews? databases?
When researching, a certain procedure needs to be followed. It is not up to your teachers and it is not up to you.
In research, you answer to a higher authority which is the
Modern Language Association.
The library has print copies of the MLA Style Guide.
REF 808 MLA Handbook for Writers of Research Papers. Modern Language Association, 7th ed., 2009.
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Citation Generators: Free online service that creates citations
Citation Guides: These sites give an overview on citing courses and examples of citations