Blue Book - An official report of the British Government.
Green Book - Official Publications of Itali and Persia
Grey Book - Official reports of the Government of Japan and
Orange Book - Official publication of the Govt. of Netharlands.
White Book - Official publications of China, Germany and Potugal.
White Paper - Official Paper of the Govt. of Britain and India
on a particular issue.
Yellow Book - Official paper of the Govt. of France.