Final answer:
The appropriate way to document an idea from The Order of Things in MLA format is to include the author's name, the title of the book, and the page number in parentheses.
Step-by-step explanation:
Michel Foucault in The Order of Things: An Archaeology of the Human Sciences argues that we can trace the ordering codes underlying much of the work of a culture (xxi).
Learn more about Documenting ideas from a book in MLA format