OFFICIAL BOOK
* BLUE BOOK ---------- official report of the British government
* GREEN BOOK---------official publication on Italy and Persia
* GREY BOOK-----------official reports of the government of Japan and Belgium
* ORANGE BOOK-------official publication of the government of Netherlands
* WHITE BOOKS--------official publication of China, Germany and Portugal
* WHITE PAPER---------official paper of the government of Britain and India on a particular issue
* YELLOW BOOK-------French official book
* BLUE BOOK ---------- official report of the British government
* GREEN BOOK---------official publication on Italy and Persia
* GREY BOOK-----------official reports of the government of Japan and Belgium
* ORANGE BOOK-------official publication of the government of Netherlands
* WHITE BOOKS--------official publication of China, Germany and Portugal
* WHITE PAPER---------official paper of the government of Britain and India on a particular issue
* YELLOW BOOK-------French official book