APA (7th ed.) Citation

Laozi, Astbury, A., & Lau, D. C. (2019). Lao Tzu. Greville Press.

Chicago Style (17th ed.) Citation

Laozi, Anthony Astbury, and D. C. Lau. Lao Tzu. [Warwick]: Greville Press, 2019.

MLA (8th ed.) Citation

Laozi, et al. Lao Tzu. Greville Press, 2019.