APA-viite (7. p.)

Richardson, J. G., & Powell, J. J. W. (2011). Comparing special education: Origins to contemporary paradoxes. Stanford University Press.

Chicago-viite (17. p.)

Richardson, John G., ja Justin J. W. Powell. Comparing Special Education: Origins to Contemporary Paradoxes. Stanford, California: Stanford University Press, 2011.

MLA-viite (9. p.)

Richardson, John G., ja Justin J. W. Powell. Comparing Special Education: Origins to Contemporary Paradoxes. Stanford University Press, 2011.