Answer:Usually 3-4 reliable sources should be sufficient. This should be enough external information to complement your original thoughts/ideas. With too many sources, the essay becomes a compilation of opinions from other writers instead of your own.
Step-by-step explanation:
When deciding how to cite your source, start by consulting the list of core elements. These are the general pieces of information that MLA suggests including in each Works Cited entry. In your citation, the elements should be listed in the following order:
Author.
Title of source.
Title of container,
Other contributors,
Version,
Number,
Publisher,
Publication date,
Location.