Ключевые слова: book, character, collection, concept, content, dictionary, discernment, document, education, enlightment, erudition, expertise, hardcover, heap, heritage, idea, information, knowledge, learning, letter, library, literature, novel, old, page, paper, pile, principles, print, publication, reading, recognition, research, school, science, stack, story, study, text, textbook, theory, vocabulary, wisdom, word, writing,