Cita APA (7a ed.)

Ess, M. v., & Hilgert, M. (2019). Stone as a raw material. Uruk.

Cita Chicago Style (17a ed.)

Ess, Margarete van, y Markus Hilgert. "Stone as a Raw Material." Uruk 2019.

Cita MLA (9a ed.)

Ess, Margarete van, y Markus Hilgert. "Stone as a Raw Material." Uruk, 2019.