APA (7th ed.) Citation

Woolley, L. (1946). Ur: The first phases. Penguin Books.

Chicago Style (17th ed.) Citation

Woolley, Leonard. Ur: The First Phases. London : New York: Penguin Books, 1946.

MLA (9th ed.) Citation

Woolley, Leonard. Ur: The First Phases. Penguin Books, 1946.

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