Hombre ocupado leyendo libros, estanterías en el fondo. Concepto de educación y ciencia. El científico se sienta a la mesa con anteojos y reloj de arena. Profesor o estudiante con barba estudiando en la biblioteca . - Foto e imágenes de stock

Man on busy face reading book, bookshelves on background. Education and science concept. Scientist sits at table with eyeglasses and hourglass. Teacher or student with beard studying in library.

Man sits at table with many books. Mature man has serious face and looks confident. Successful study, education, hard work, intellectual work, confidence, research concept. Guy reads in old library.

Teacher or student with beard sits at table with glasses, defocused. Man on strict face between piles of books, while studying in library, bookshelves on background. Bibliophile concept.

Man on sleeping face lay between piles of books, fall asleep while studying in library, bookshelves on background. Overstudied concept. Teacher or student with beard fall asleep on books, defocused.

Hipster and education concept. Hipster reading book in library.

Man reading book and drinking coffee in the morning in vintage interior

Teacher or student with beard sits at table with glasses, defocused. Man on strict face between piles of books, while studying in library, bookshelves on background. Bibliophile concept.

Education and science concept. Teacher or student with beard studying in library between piles of books. Man on busy thoughtful face reading book, bookshelves on background.