Arranged alphabetically by author, the set covers fiction, short fiction, poetry and drama. Easy to use, but somewhat dated. J. Thurston, et al. Allan Swallow, 1960. An older source that may provide you with reference not listed elsewhere.
Arrangement is alphabetical by author.
Interpretations from 1900-1975 . Warren S. Walker. Shoe String Press, 1977. Valuable bibliography of interpretations of short stories found in books and periodicals. Arranged alphabetically by author and then by individual story title.