book - A collection of leaves of paper, parchment, vellum, or other material (written, printed, or blank), fastened together in some manner, with or without a case or cover. Also refers to a literary work or one of its volumes. Compare with monograph.
To qualify for the special fourth-class parcel post rate known in the United States as book rate, a publication must consist of 24 or more pages, at least 22 of which bear printing consisting primarily of reading material or scholarly bibliography, with advertising limited to book announcements. UNESCO defines a book as a nonperiodical literary publication consisting of 49 or more pages, covers not included. The ANSI standard includes publications of less than 49 pages which have hard covers. See also: new book, coffee table book, and promotional book.
Also, a major division of a longer work (usually of fiction) which is further subdivided into chapters. Such a division is usually numbered and may or may not have its own title
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дс тдрлими цюлютдажкию дроемжки аиакиохдйис лидр
http://www.wcsu.ctstateu.edu/library/odlis.html#book;
