Male student or researcher in glasses holding laptop computer and typing on keyboard in library room. Caucasian man turning face to camera, smiling cheerfully in bibliotheca while researching
Male student in glasses holding laptop computer and typing on keyboard in library room. Latino guy turning face to camera and smiling cheerfully in bibliotheca while studying.
Side view on male student in glasses holding laptop computer and typing on keyboard in library room. Close up of latino guy turning face to camera and smiling in bibliotheca while studying.
Professional businessman working at desk
Portrait of old Caucasian bald man in glasses reading book in library and looking to camera as turning face. Close up of male professor with textbook researching in bibliotheca Scientific work concept
Portrait of old Caucasian bald man turning face to camera and smiling in library. Close up of male professor or cheerful worker of bibliotheca. Books shelves on background. Senior smiled teacher.
Businessman typing on the laptop keyboard
Portrait of a young man in yellow glasses looking at the camera in a library room. Male student surrounded by bookshelves.
Young businessman in library using tablet for research. Study concept.
Closeup of Businessman Hand Typing on Laptop Keyboard
Adult male researcher looking at samples in tubes and typing on computer keyboard
Businesswoman typing at the laptop then turning to the camera and smiling. Slow motion footage.