Ball, C., Dean, R. K., Mathers, C. M., Pollard, R. Q., Roberson, L., & Shaw, S. (2018). Signed language interpreting in the 21st century: An overview of the profession. Washington, DC: Gallaudet University Press.

Ball, Carolyn, Robyn K. Dean, Carla M. Mathers, Robert Q. Pollard, Len Roberson, and Sherry Shaw. Signed Language Interpreting in the 21st Century: An Overview of the Profession. Washington, DC: Gallaudet University Press, 2018.

Ball, Carolyn, et al. Signed Language Interpreting in the 21st Century: An Overview of the Profession. Washington, DC: Gallaudet University Press, 2018.