APA (7th ed.) Citation

Kramer, S. N. (1987). Cradle of civilization. Time-Life Books.

Chicago Style (17th ed.) Citation

Kramer, Samuel Noah. Cradle of Civilization. Amsterdam: Time-Life Books, 1987.

MLA (9th ed.) Citation

Kramer, Samuel Noah. Cradle of Civilization. Time-Life Books, 1987.

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