APA-referens (7:e uppl.)

Leick, G. (2002). Mesopotamia: The invention of the city. Penguin.

Chicago-referens (17:e uppl.)

Leick, Gwendolyn. Mesopotamia: The Invention of the City. London: Penguin, 2002.

MLA-referens (8:e uppl.)

Leick, Gwendolyn. Mesopotamia: The Invention of the City. Penguin, 2002.