Tvrdě pracující afroamerické studenti pracují v knihovně a mají velký čas - Stock fotografie a obrázky

Male and female african students watching at videos from social networks on netbook enjoying studying together at campus, hipsters couple in love having fun looking at common photos on laptop computer

The hard-working African-American students work in the library and have a great time

Attractive smiling young black man listening to music on a set of stereo headphones in his study in front of a bookcase filled with books

Picture of two young african american tired students sitting in library reading books and writing notes.

An African student sleeping at a desk in the library

African american young woman reading textbook sitting at the table on the background of bookshelf.Concentrated dark sinned student spending leisure time in library

Portrait of african university student visiting library, reads book attentively, studies business terms before changing job .

Portrait of african university student visiting library, reads book attentively, studies business terms before changing job .

Senior man teacher professor teaching little girl, showing her a book, while sitting in the library with vintage bookcases background. Girl holds tablet and looking at the book.

Attractive blond smart young student girl in eyeglasses sitting at the table, concentrated while reading book in the modern university library. Book shelf with different books on background.

Pretty young female in spectacles handling modern laptop while sitting near coffee table in creative workplace. Cheerful businesswoman in casual outfit holding video conference via wireless headset.

Pretty young female in spectacles handling modern laptop while sitting near coffee table in creative workplace. Cheerful businesswoman in casual outfit holding video conference via wireless headset.

Arabian businesswoman wearing hijab and glasses standing with laptop in hands near panoramic window in creative workplace. Young architect carrying out city complex construction plan using gadgets.

Four multiethnical friends students, two boys and two girls in casual wear, hiding faces behind open books and looking at camera. Group of students with books in modern university library.