Dyfyniad APA

Chess, S., & Thomas, A. (1987). Origins and evolution of behavior disorders: From infancy to early adult life. Harvard University Press.

Dyfyniad Arddull Chicago

Chess, Stella, and Alexander Thomas. Origins and Evolution of Behavior Disorders: From Infancy to Early Adult Life. Cambridge, Mass: Harvard University Press, 1987.

Dyfyniad MLA

Chess, Stella, and Alexander Thomas. Origins and Evolution of Behavior Disorders: From Infancy to Early Adult Life. Harvard University Press, 1987.

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