Search Oxford Reference Online:, an electronic collection of subject and language reference works from Oxford University Press.
Johns Hopkins Guide to Literary Theory & Criticism is a standard reference source for literary theory.
A full-text searchable database of articles on individual critics and theorists, critical and theoretical schools and movements, and the critical and theoretical innovations of specific countries and historical periods. It also treats related persons and fields that have been shaped by or have themselves shaped literary theory and criticism. Each entry includes a selective primary and secondary bibliography.