Some OFFICIAL BOOKS of the World

Blue Books	Official reports of the British Govt.
White Books	Official Publications of Portugal, Germany and China.
Yellow Books	Official records of French.
Green Books	Official Books of the Italian and Persian Govts.
Grey Book	Official reports of Japanese and Belgian Government.
Orange Book	Official Publication of the Government of Netherlands.
White Paper	Short pamphlet formerly issued by the Government of Britain Checking our Briefly views on a particular question.