Ключевые слова: accumulation, arrangement, background, blank, blue, book, closed, collection, color, colored, colorful, composition, cover, cyan, deck, education, expertise, green, group, hardcover, literature, magenta, many, nobody, object, orange, order, paper, pink, purple, rainbow, reading, red, retro, series, set, spine, textbook, variation, vintage, white, wisdom, yellow,