The punctuation for integrating academic quotes is a little different than dialogue punctuation. When a quotation ends a sentence and the parenthetical citation is at the end, the period should come ...

Google Docs has all the features you need to write a paper in MLA format, as well as a template to set one up automatically.

As we all know, some information breaks first or only on Twitter and a good academic needs to be able to cite those sources. So, the MLA has devised a standard format that you should keep in mind.