| Source | Date | Type | Role |
|---|---|---|---|
| The most unforgettable humanoid I've ever met | 1968-09 | Story | Author |
| The Star Trek Compendium | 1981-03-20 | Book | Author |
| The Making of Star Trek II: The Wrath of Khan | 1982-10-01 | Book | Author |
| The Star Trek Compendium, 2nd ed. | 1986-09 | Book | Author |
| The Star Trek Interview Book | 1988-07 | Book | Author |
| The Star Trek Compendium, 3rd ed. | 1989-07 | Book | Author |