Kauffman, J. M., Hallahan, D. P., Pullen, P. C., & Badar, J. (2018). Special education: What it is and why we need it (Second edition.). Routledge.

Kauffman, James M., Daniel P. Hallahan, Paige Cullen Pullen, and Jeanmarie Badar. Special Education: What It Is and Why We Need It. Second edition. New York: Routledge, 2018.

Kauffman, James M., et al. Special Education: What It Is and Why We Need It. Second edition. Routledge, 2018.