| Year: | 1976 |
| Author: | Brad STEIGER (ed.) |
| Title: | PROJETO LIVRO AZUL |
| Language: | Portuguese |
| Originally published as: | PROJECT BLUE BOOK |
| ||
| Year: | 1976 | |
| Publisher: | Portugália Editora, Lisboa | |
 |
| Cover | Language | Title | Year | |
|---|---|---|---|---|
 | English | PROJECT BLUE BOOK | (Original title) | 1976 |
 | Spanish/Catalan | PROYECTO LIBRO AZUL (Translated by Rafael LASSALETTA) |
1977 | |
 | French | O.V.N.I.: LE PROJET "BLUE BOOK" (Translated by Nicolas SEITER) |
1979 |
| Brad Steiger, 1936 - 2018 (Eugene E. Olson) |