APA (7th ed.) Citation

Carson, R., Freeman, D., & Freeman, M. E. (1995). Always, Rachel: The letters of Rachel Carson and Dorothy Freeman, 1952-1964. Beacon Press.

Chicago Style (17th ed.) Citation

Carson, Rachel, Dorothy Freeman, and Martha E. Freeman. Always, Rachel: The Letters of Rachel Carson and Dorothy Freeman, 1952-1964. Boston: Beacon Press, 1995.

MLA (9th ed.) Citation

Carson, Rachel, et al. Always, Rachel: The Letters of Rachel Carson and Dorothy Freeman, 1952-1964. Beacon Press, 1995.