Cita APA (7a ed.)

Gurney, O. R. (1954). The Hittites (2.ed.). Penguin.

Cita Chicago Style (17a ed.)

Gurney, O. R. The Hittites. 2.ed. Harmondsworth: Penguin, 1954.

Cita MLA (9a ed.)

Gurney, O. R. The Hittites. 2.ed. Penguin, 1954.