Publication Manual of the American Psychological Association, 7th ed.The 9th edition of the MLA Handbook was published in 2021. In this update, the format for both in-text and Works Cited citations is the same as the 8th edition. The 9th edition also includes this clarification on citing a film/DVD.
A film/DVD:
Generally list film directors as key contributors in the Contributor element
Blade Runner. 1982. Directed by Ridley Scott, director’s cut, Warner Bros., 1992.
MLA Handbook, 9th Edition by 
The Chicago Manual of Style, 18th Edition
A Manual for Writers of Research Papers, Theses, and Dissertations, Ninth Edition by Looking for more help with writing and citing your paper? Dr. McAlister recommends these sites:
Keep track of all of your reference lists and bibliographies. Pitt's library resources work with citation management tools and allow you to import citations from sources like PittCat and article databases.
