Ключевые слова: abstract, battlements, blue, book, business, calendar, closeup, color, copybook, creativity, diary, document, education, empty, homework, journal, journalism, knowledge, learn, letter, macro, nobody, note, note pad, notebook, notepad, notepaper, object, office, online, open, page, paper, pattern, publication, publish, school, selective, sheet, studying, textbook, university, wisdom, work, write,