Cita APA (7th ed.)

Saddiki, S. (2017). World of walls: The structure, roles and effectiveness of separation barriers. Open Book Publishers.

Cita Chicago (17th ed.)

Saddiki, Said. World of Walls: The Structure, Roles and Effectiveness of Separation Barriers. Cambridge, England: Open Book Publishers, 2017.

Cita MLA (9th ed.)

Saddiki, Said. World of Walls: The Structure, Roles and Effectiveness of Separation Barriers. Open Book Publishers, 2017.