HarperCollins is a publishing company which holds the rights for publishing the works of J.R.R. Tolkien in Europe and Canada (Houghton Mifflin is the official publisher in the United States). HarperCollins purchased the rights for all books relating to The Lord of the Rings film series.
- The Tolkien Online Bookshop (maintained by HarperCollins)
- Official website
- Official website (Canada)