APA-referens (7:e uppl.)

Hume, R. E., & Haas, G. C. O. (1931). The thirteen principal Upanishads: Translated from the Sanskrit with an outline of the philosophy of the Upanishads and an annotated bibliography (2nd ed. rev.). Oxford University Press.

Chicago-referens (17:e uppl.)

Hume, Robert Ernest, och George C. O. Haas. The Thirteen Principal Upanishads: Translated from the Sanskrit with an Outline of the Philosophy of the Upanishads and an Annotated Bibliography. 2nd ed. rev. London ; New York: Oxford University Press, 1931.

MLA-referens (8:e uppl.)

Hume, Robert Ernest, och George C. O. Haas. The Thirteen Principal Upanishads: Translated from the Sanskrit with an Outline of the Philosophy of the Upanishads and an Annotated Bibliography. 2nd ed. rev. Oxford University Press, 1931.