APA (7th ed.) Citation

Garstang, J., & Gurney, O. R. (1959). The Geography of the Hittite Empire.

Chicago Style (17th ed.) Citation

Garstang, J., and O. R. Gurney. The Geography of the Hittite Empire. London, 1959.

MLA (8th ed.) Citation

Garstang, J., and O. R. Gurney. The Geography of the Hittite Empire. 1959.

Warning: These citations may not always be 100% accurate.