APA (7th ed.) Citation

Purohit, S., & Yeats, W. B. (1937). The ten principal Upanishads. Faber and Faber.

Chicago Style (17th ed.) Citation

Purohit, Swami, and W. B. Yeats. The Ten Principal Upanishads. London: Faber and Faber, 1937.

MLA (8th ed.) Citation

Purohit, Swami, and W. B. Yeats. The Ten Principal Upanishads. Faber and Faber, 1937.