Ключевые слова: abstract, antique, backdrop, background, blank, book, brown, close, closeup, cover, dictionary, document, edge, education, empty, front, grunge, information, journal, knowledge, learning, library, literature, macro, magazine, object, old, page, paper, pattern, pile, reading, rough, row, sheet, side, space, stack, striped, study, template, text, textbook, texture, textured, up, view, vintage, white, yellow,