MLA Directory of Periodicals This link opens in a new windowThe MLA Directory of Periodicals contains information on journals and book series that fall within the scope of the MLA International Bibliography. The entries list editorial addresses, phone numbers, fax numbers, e-mail addresses, frequency of publication, descriptions of scope, circulation figures, subscription prices and addresses, advertising information, links to online content, peer review, and submission guidelines. The directory also provides statistics on the number of articles and book reviews published each year, as well as how many are submitted.