Madeleine L'Engle
Madeleine L'Engle's official website.
Madeleine L'Engle's Wikipedia entry.
Madeleine L'Engle's papers at Wheaton College with additional information at the site.
An extensive interview by María Ruiz Scaperlanda with Madeleine L'Engle in the June 2000 edition of St. Anthony Messenger.