blue book

noun
1
a book with a blue cover used by students for writing the answers to examination questions in
دفترچه امتحانی آبی
2
a book that lists the prices that people should expect to pay for used cars
کتاب قیمت‌گذاری خودروهای دست دوم, دفترچه راهنمای قیمت خودرو, کتابچه ارزیابی قیمت خودرو
3
an official report published by Parliament, usually from a government committee or a Royal Commission, published in a blue cover
کتاب آبی
compare White Paper
4
(in the US) a book that gives details of people who have an important position in society
کتاب مرجع, راهنمای اشخاص برجسته