Make it readable: use less technical language not more, but use the language of the discipline and make its use clear. The better the typing, the better the English; the more you have concentrated on its form, the clearer it should be.
Rule four is say whose it is [below]:
Always reference, even without direct quotations. If the idea isn't yours, say whose. Referencing shows you are reading into the tradition and stream of thought where one author using research follows another author using research.
Optionally, don't use footnotes. If it is good enough to be in the text, put it in the text. If it should not be in the text, then don't include it at all.
Moving on to the demands of this specific essay...