APA (7th ed.) Citation

Sidgwick, H., Sidgwick, E. M., & Sidgwick, A. (1968). Miscellaneous essays and addresses. Kraus Reprint Co.

Chicago Style (17th ed.) Citation

Sidgwick, Henry, Eleanor Mildred Sidgwick, and Arthur Sidgwick. Miscellaneous Essays and Addresses. New York: Kraus Reprint Co, 1968.

MLA (9th ed.) Citation

Sidgwick, Henry, et al. Miscellaneous Essays and Addresses. Kraus Reprint Co, 1968.