APA (7th ed.) Citation

Butler, D. (1986). The men who mastered time. Heinemann.

Chicago Style (17th ed.) Citation

Butler, David. The Men Who Mastered Time. London: Heinemann, 1986.

MLA (9th ed.) Citation

Butler, David. The Men Who Mastered Time. Heinemann, 1986.

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