Profile and photograph reproduced from E. Beardsley, The Christchurch Writer's Walkway.

Biography, bibliography, and images of her New Zealand home, which is open to visitors.

Overview of her work, and directory of reviews.

Biography citing her works, and consideration of the "Intuitionist" school, from A Guide to Classic Mystery and Detection.

A biography and bibliography from Books and Writers.

Biography, bibliography, photograph and summaries of several books.

Bibliography and biography by Rodney Yoder, together with her obituary reproduced from the New York Times.