BLUE BOOK
Definition
Blue Book
blue book means Blue Book. In the UK it originally referred to a statistical published by HMG<p> In the US the phrase is often used to refer to an authoritative directory or a directory published by a body that would…
In the UK it originally referred to a statistical published by HMG<p> In the US the phrase is often used to refer to an authoritative directory or a directory published by a body that would like to be authorative!<p>
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