Engineer
Pexels (2013) Bridge, clouds, design, Engineering, France. [Photo] Taken from http://bit.ly/2rMaC9r Consulted on 30 May, 2017
Nurse
Tipchai, S. (2016) Hospital, assistance, care, for, caretaker, talk. [Photo] Taken from http://bit.ly/2s4WISu Consulted on 30 May, 2017
Painter
Unsplash (2015) Painter, artista, man, work, painting, creativity. [Photo] Taken from http://bit.ly/2r6l7SG Consulted on 30 May, 2017
Pilot
Oakman, J. (2015) Plane, aviation, flight, pilot. [Photo] Taken from http://bit.ly/2r65FWQ Consulted on 30 May, 2017
Plumber
Fran1 (2009) Plumber, handyman, repair, worker, service, repairman. [Photo] Taken from http://bit.ly/2dXT2r4 Consulted on 30 May, 2017
Secretary
Audet, P. (2014) Secretary, office, sales, telephony, call screen. [Photo] Taken from http://bit.ly/2sDXF16 Consulted on 30 May, 2017
Taxi driver
Franco, M. (2015) United States, New York, Manhattan, drivers. [Photo] Taken from http://bit.ly/2rV7Bp9 Consulted on 30 May, 2017
Veterinary
Skeeze (2014) Kitten, veterinarian, feline, doctor, fur, cat, kitty. [Photo] Taken from http://bit.ly/2fhmwkO Consulted on 30 May, 2017
Waiter / waitress
OpenClipart-Vectors (2013) Apron, bar, café, waiter, waitress, man, woman, work. [Photo] Taken from http://bit.ly/2rLO3BB Consulted on 30 May, 2017
Police officer
Herrmann, S. (2011) Police, cop, police officers, roman police. [Photo] Taken from http://bit.ly/2sEccde Consulted on 30 May, 2017