Vizyon Düzeltme, Arap adam ve üç Avrupa Genç kız öğrencilerin büyük eski ders kitabı oturma pencere karşı masada okuma için şık gözlük dalgın Afrikalı-Amerikalı genç adam . - Stok Fotoğraf ve Görsel

Multiethnic cheerful young people sitting at table reading big old reference book for preparing scientific report. Group of young students doing together homework at library.

Multiethnic young people sitting at table reading big old reference book for preparing scientific report. Group of young students doing together homework at library.

Pensive african american young man in stylish eyeglasses for vision correction, Arab man and three euopean young female students reading big old textbook sitting at the table against window .

Pensive african american young man in stylish eyeglasses for vision correction, Arab man and three european young female students reading big old textbook sitting at the table against window .

Multiracial positive young people sitting at table reading big book while sitting at the table in library. Students are preparing to the exams

Pensive african american young man in stylish eyeglasses for vision correction, Arab man and three euopean young female students reading big old textbook sitting at the table against window .

Young confident male safety instructor teach students to bandage the head in case of injury, students make notes, look at the process

Man wearing tourniquet on arm of injured person during class of giving first aid, help people. indoors

Optimistic, bright middle aged guys, looks straight at camera with joyful expression, applaud enthusiastically can not hide happiness, receive good news

Group of young caucasian people practice treating a patient by bandages, first aid concept. indoors

Successful coworking of caucasian women, togetherness in work. confident enthusiastic female gathered to discuss, speak in executive modern office

Confident male instructor show and talk about the first emergency CPR for a person who has a heart attack or shock, one part of the resuscitation process, use mannequin

Young confident male safety instructor teach students to bandage the head in case of injury, students make notes, look at the process

Professional male instructor use tourniquet to prevent bleeding during first aid training, teach people to save the life