APA (7th ed.) Citation

Clark, R. W. (1971). Einstein: The life and times. The World Publishing Company.

Chicago Style (17th ed.) Citation

Clark, Ronald William. Einstein: The Life and Times. New York ; Cleveland: The World Publishing Company, 1971.

MLA (9th ed.) Citation

Clark, Ronald William. Einstein: The Life and Times. The World Publishing Company, 1971.

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