If you want to cite an essay from in your own work, or if you use bibliographic management software to keep track of works you have consulted while researching, you may find it convenient to download an essay's citation. You need to have full access to an essay (either through a full subscription or pay-per view access) to download its citation; trial access allows you to download citations for essays in Part A only.
Very few essays do not contain quotations, of as it’s very difficult to write a paper on any issue without using somebody else’s thoughts, unless you are a new Einstein. Chicago style citation essay must have footnotes or end notes. Footnotes are the list of citations used in one page which are located in the bottom of the page. Endnotes present the same list which is, however, compiled in the end of the paper. So, in simple words, you mark citation with the number and place the same number in the footnote (in the bottom of the page) where you state author, book name, year, page etc.
Essay Citations - Essay Writing Help