Blue book explained

Blue book may refer to:

Academia and education

Blue book exam, an essay test named for the "blue book" pamphlet testees write into
A component of the Blue and Brown Books, containing lectures by Ludwig Wittgenstein in 1933 and 1934

Blue Book (CD standard), a compact disc media format
A common name of the book Smalltalk-80: The Language and its Implementation
Blue Book protocol, the file transfer protocol of the Coloured Book protocols
The Java Virtual Machine specification
Ingo Wegener's Blue Book (The Complexity of Boolean Functions), a circuit complexity textbook

Blue book, the database of candidates who qualify for preselection in the traineeship scheme of the European Commission
The Diplomatic Bluebook of Japan, an annual report on Japan's foreign policy

British Blue Books, collections of diplomatic correspondence
United Kingdom National Accounts – "The Blue Book", an annual report
The "Treachery of the Blue Books", a controversial 1847 British government report disparaging Wales
Blue Book (Bryce and Toynbee book), a government report on the Armenian genocide

Blue Book (FCC) (Public Service Responsibility of Broadcast Licensees), a 1946 report
Blue Book (United States Marine Corps), a bulletin listing the lineal precedence and seniority of Marine Corps officers
Project Blue Book, a U.S. Air Force study on UFOs in the 1950s and 1960s
Regulations for the Order and Discipline of the Troops of the United States, a Revolutionary War drill manual colloquially referred to as the "Blue Book"
Blue Book, American name for a World War II Japanese naval code
The Blue Book of Denver society, originally by Louise Sneed Hill
The Blue Book of the John Birch Society, a transcript of the society's founding meeting
The Blue Book Network, a US media company

Aircraft bluebook, a digest of used general aviation aircraft in the US
Automobile Blue Book, an American intercity transportation guide (1901–1929)
Kelley Blue Book, an automotive appraisal guide from the company of the same name

The Bluebook: A Uniform System of Citation, a US legal citation style guide
Blue Book (magazine) (1905–1975)
Blue Book (racing), a list of thoroughbred racehorses
Little Blue Books, a 20th century paperback book series
Big Blue Books, a 20th century paperback book series
The Wee Blue Book, a 2014 Scottish pro-independence publication
The WHO Blue Books, classifying tumors, from the World Health Organization
IUPAC Blue Book, common name for Nomenclature of Organic Chemistry
The Blue Book of Building and Construction, a reference work for the construction industry
Project Blue Book (TV series), a 2019 History Channel science fiction series
Blaubuch ("Blue Book"), a list of culturally important sites in eastern Germany