Ключевые слова: ad, backdrop, background, beautiful, book, bookcase, books, bookshelf, bright, classroom, closeup, collection, college, color, colorful, copy, copybook, creative, design, diploma, education, homework, knowledge, learn, lesson, library, literature, multicolor, multicolored, notebook, novel, paper, read, row, school, science, space, spine, spines, stack, study, supplies, template, text, textbook, texture, university, whole, wooden, yellow,