APA Citation

Childe, G. (1954). What happened in history: With a new force word by professor Grahame Clark. --. New York: Penguin Books.

Chicago Style Citation

Childe, Gordon. What Happened in History: With a New Force Word By Professor Grahame Clark. --. New York: Penguin Books, 1954.

MLA Citation

Childe, Gordon. What Happened in History: With a New Force Word By Professor Grahame Clark. --. New York: Penguin Books, 1954.

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