APA (7th ed.) Citation

Thoreau, H. D., Anderson, C. R., & Holden, R. J. (1975). A week on the Concord and Merrimack Rivers. Limited Editions Club.

Chicago Style (17th ed.) Citation

Thoreau, Henry David, Charles Roberts Anderson, and R. J. Holden. A Week on the Concord and Merrimack Rivers. Avon, Conn.: Limited Editions Club, 1975.

MLA (9th ed.) Citation

Thoreau, Henry David, et al. A Week on the Concord and Merrimack Rivers. Limited Editions Club, 1975.