George H. Leonard
4 English-language books
| Year | Type | Title | Author(s) |
|---|---|---|---|
| 1976 | Nonfiction | Somebody Else Is on the Moon | George H. Leonard |
| 1977 | Novel | Alien | George H. Leonard |
| 1977 | Nonfiction | Someone Else Is on Our Moon | George H. Leonard |
| 1981 | Novel | Alien Quest | George H. Leonard |