Dyfyniad APA

Gallagher, J., Coleman, M. R., & Kirk, S. (2015). Educating exceptional children (15th ed.). Cengage.

Dyfyniad Arddull Chicago

Gallagher, James, Mary Ruth Coleman, and Samuel Kirk. Educating Exceptional Children. 15th ed. Belmont, CA: Cengage, 2015.

Dyfyniad MLA

Gallagher, James, et al. Educating Exceptional Children. 15th ed. Cengage, 2015.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.