類似のロイヤリティフリーの画像
Notebook computer, with books placed on the black keyboard. E-learning and remote lessons.
Notebook computer, with books placed on the black keyboard. E-learning and remote lessons.
Modern laptop and stack old books on wooden shelf against the white wall background. Old and new sources of information.
Old books and computer on a desk in a library
Laptop with books on the desk
続きを見る