APA (7th ed.) Citation

Ikeda, D., Inoue, Y., Watson, B., & Gage, R. L. (1980). Letters of four seasons. Kodansha International.

Chicago Style (17th ed.) Citation

Ikeda, Daisaku, Yasushi Inoue, Burton Watson, and Richard L. Gage. Letters of Four Seasons. Tokyo, Japan: Kodansha International, 1980.

MLA (9th ed.) Citation

Ikeda, Daisaku, et al. Letters of Four Seasons. Kodansha International, 1980.