The statement in the "Sources" section from Greetings, Carbon-Based Bipeds! (1999) that this speech was previously unpublished in erroneous. It is the same piece as "Kalinga Award Speech" (1962) from Voices from the Sky (1965).
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1999 |
|
Greetings, Carbon-Based Bipeds!: A Vision of the 20th Century As It Happened | Voyager | Nonfiction | 246 |
| August 1999 |
|
Greetings, Carbon-Based Bipeds!: Collected Essays 1934-1998 | St. Martin's Press | Nonfiction | 246 |