Homem de negócios barbudo em um terno de negócios e gravata, lendo um livro grosso . - Banco de fotos e imagens

Bearded businessman in a business suit and tie, reading a thick book.

Bearded businessman in a business suit and tie, reading a thick book.

Bearded businessman in a business suit and tie, reading a thick book.

Bearded businessman in a business suit and tie, reading a thick book.

Bearded businessman in a business suit and tie, reading a thick book.

Close up of man reading book

Teenag girl sitting at a table in front of her large pile of books. schoolgirl reading a books and doing homework

Young sexy woman in white underwear relaxes on a bed in hotel room. black and white.

Beautiful school girl in a business suit holds a pc tablet in his hands and looking into the camera, on a pc tablet inscription studied mathematics.

Young woman holding whiteboard with writing word: mathematics. Technology, internet, business and marketing

Young woman holding whiteboard with writing word: mathematics. Technology, internet, business and marketing