APA (7th ed.) Citation

Kramer, S. N. (1959). History begins at Sumer. Doubleday.

Chicago Style (17th ed.) Citation

Kramer, Samuel Noah. History Begins at Sumer. Ner York: Doubleday, 1959.

MLA (9th ed.) Citation

Kramer, Samuel Noah. History Begins at Sumer. Doubleday, 1959.

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