This is a BEST BET to get started. This database is full of literary criticism and is produced by the Modern Language Association.
Offers a detailed bibliography of journal articles, books and dissertations. Produced by the Modern Language Association (MLA), the electronic version of the bibliography dates back to the 1920s and contains over 2.2 million citations from more than 4,400 journals & series, and 1,000 book publishers. The indexed materials coverage is international and includes almost 60 titles from J-STOR's language and literature collection as well as links to full text. This database includes journal abbreviations and acronyms for almost 3,500 titles, with full journal names standardized and ISSNs attached. MLA International Bibliography also contains nearly 11,000 subject names and terms. Subjects consist of literature, language and linguistics, folklore, literary theory & criticism, dramatic arts, as well as the historical aspects of printing and publishing. View more information
here.