APA (7th ed.) Citation

Barrow, J. D., & Silk, J. (1995). The left hand of creation: The origin and evolution of the expanding universe. Penguin Books.

Chicago Style (17th ed.) Citation

Barrow, John D., and Joseph Silk. The Left Hand of Creation: The Origin and Evolution of the Expanding Universe. London [u.a.]: Penguin Books, 1995.

MLA (9th ed.) Citation

Barrow, John D., and Joseph Silk. The Left Hand of Creation: The Origin and Evolution of the Expanding Universe. Penguin Books, 1995.

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