APA (7th ed.) Citation

Powys, J. C., Hara, I., & Head, A. (1990). The letters of John Cowper Powys to Ichiro Hara. C. Woolf.

Chicago Style (17th ed.) Citation

Powys, John Cowper, Ichirō Hara, and Anthony Head. The Letters of John Cowper Powys to Ichiro Hara. London: C. Woolf, 1990.

MLA (9th ed.) Citation

Powys, John Cowper, et al. The Letters of John Cowper Powys to Ichiro Hara. C. Woolf, 1990.