MLA Handbook Plus
Provides electronic access to the full text of the 9th edition which was published in 2021. A print copy of the 9th edition is also available. A series of interactive tutorials introduces critical aspects of MLA style.

MLA Handbook, Eighth Edition
This is the previous edition of MLA style which introduced the "containers" system for works cited entries.

MLA Handbook for Writers of Reserach Papers
The 7th edition, published in 2009, is still widely used.

MLA Formatting and Style Guide (Purdue Online Writing Lab)

Citing Plato in MLA Style
Using the Stephanus numbering system to cite Plato's works.

***NEW***
MLA Style recommendations on how to cite generative A.I. such as ChatGPT:
https://style.mla.org/citing-generative-ai/
Before you use and cite generative A.I., read your syllabus or talk to your professor. The decision whether generative A.I. can be used for academic assignments and how to cite it ultimately rests with the instructor.