The written assignment for this course suggests comparing a work to other works by the author. Depending on how prolific or notable the author is, there may be several works by the author not present in the Norton Anthology of English Literature. The following resources can help you locate these works.
Best Bet: LitFinder through EBSCO A-Z
LitFinder is an online reference resource that provides author bibliographies, summaries of works, and over 135,000 full-text poems, short stories, and plays.
Note: the print Reference sources listed above are likely to contain author bibliographies.
Authors from the late 20th century may have official websites where a bibliography will be present. A good example is Salman Rushdie's website.
Locating Works in the Public Domain (through 1923)