APA (7th ed.) Citation

Kramer, S. N. (1967). Cradle of civilization. Time-Life Books.

Chicago Style (17th ed.) Citation

Kramer, Samuel Noah. Cradle of Civilization. Hague: Time-Life Books, 1967.

MLA (9th ed.) Citation

Kramer, Samuel Noah. Cradle of Civilization. Time-Life Books, 1967.