4 works in English-language magazines
| Date | Page | Type | Title | Magazine |
|---|---|---|---|---|
| 2010 | 154 | Essay | Far from Time: Clark Ashton Smith, August Derleth, and Arkham House | The Weird Fiction Review, Fall 2010 |
| September 2012 | 91 | Essay | The Weird Literary Life and Times of Stephen Grendon | Nameless, Fall-Winter 2012 |
| July 2013 | 12 | Review | A Look Behind the Derleth Mythos: Origins of the Cthulhu Mythos | The New York Review of Science Fiction, July 2013 |
| May 2016 | 150 | Review | A Look Behind the Derleth Mythos: Origins of the "Cthulhu Mythos" | Skelos, #1, Summer 2016 |
8 English-language books
| Year | Type | Title | Author(s) |
|---|---|---|---|
| 2006 | Nonfiction | A Bibliography of Books and Articles Written by August W. Derleth Concerning Derleth and the Weird Tale and Arkham House Publishing | John D. Haefele |
| 2008 | Nonfiction | A Bibliography of Books and Articles Written by August W. Derleth: Addenda 1 | John D. Haefele |
| 2009 | Nonfiction | August Derleth Redux: The Weird Tale 1930-1971 | John D. Haefele |
| 2009 | Nonfiction | Lest We Forget: August Derleth on the Subject of H. P. Lovecraft | John D. Haefele |
| 2013 | Nonfiction | A Look Behind the Derleth Mythos: Origins of the Cthulhu Mythos | John D. Haefele |
| 2014 | Nonfiction | A Look Behind the Derleth Mythos: Origins of the "Cthulhu Mythos" | John D. Haefele |
| 2021 | Nonfiction | Lovecraft: The Great Tales | John D. Haefele |
| 2024 | Nonfiction | Arkham House Ephemera: The Classic Years 1937—1973 | Don Herron & John D. Haefele |