APA (7th ed.) Citation

(1971). Milestones of history: 100 decisive events in the history of mankind. Norton.

Chicago Style (17th ed.) Citation

Milestones of History: 100 Decisive Events in the History of Mankind. New York: Norton, 1971.

MLA (9th ed.) Citation

Milestones of History: 100 Decisive Events in the History of Mankind. Norton, 1971.

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