APA (7th ed.) Citation

Bonvillian, J., Kissane Lee, N., Dooley, T. T., & Loncke, F. T. (2020). Simplified Signs: A Manual Sign-Communication System for Special Populations, Volume 2. Open Book Publishers.

Chicago Style (17th ed.) Citation

Bonvillian, John, Nicole Kissane Lee, Tracy T. Dooley, and Filip T. Loncke. Simplified Signs: A Manual Sign-Communication System for Special Populations, Volume 2. Open Book Publishers, 2020.

MLA (9th ed.) Citation

Bonvillian, John, et al. Simplified Signs: A Manual Sign-Communication System for Special Populations, Volume 2. Open Book Publishers, 2020.