Blue Book: n. 1. Informal name for one of the four standard
references on the page-layout and graphics-control language
PostScript ("PostScript Language Tutorial and Cookbook", Adobe
Systems, Addison-Wesley 1985, QA76.73.P67P68, ISBN 0-201-10179-3);
the other three official guides are known as the Green Book, the
Red Book, and the White Book (sense 2). 2. Informal name for
one of the three standard references on Smalltalk: "Smalltalk-80:
The Language and its Implementation", David Robson, Addison-Wesley
1983, QA76.8.S635G64, ISBN 0-201-11371-63 (this book also has green
and red siblings). 3. Any of the 1988 standards issued by the
CCITT's ninth plenary assembly. These include, among other things,
the X.400 email spec and the Group 1 through 4 fax standards. See
also book titles.
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