Introduction (The Best of Robert Heinlein)
| First published | October 1973 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1973 |
|
The Best of Robert Heinlein | Sphere | Collection | 7 |
| October 1973 |
|
The Best of Robert Heinlein | Sidgwick & Jackson | Collection | 7|1 |
| May 1977 |
|
The Best of Robert Heinlein 1939-1942 | Sphere | Collection | 7 |
| December 1983 | The Best of Robert Heinlein | Amereon House | Collection |