Do I include a publisher in works-cited-list entries for repositories and databases?

Note: This post relates to content in the eighth edition of the MLA Handbook. For up-to-date guidance, see the ninth edition of the MLA Handbook.

No. As the MLA Handbook notes, “A website not involved in producing the works it makes available” lacks a publisher (42). Examples include sites like JSTOR and YouTube that aggregate works from other sources.