@inbook {RN4253,
	title = {Social skills training with adults with mental retardation: An analysis of the ability of adults with mental retardation to perceive and interpret non-verbal facial expression},
	volume = {54},
	year = {1994},
	pages = {4059},
	publisher = {ProQuest Information \& Learning},
	organization = {ProQuest Information \& Learning},
	type = {Book Section},
	address = {US},
	keywords = {*Emotions *Facial Expressions *Nonverbal Communication *Social Skills Training Intellectual Development Disorder},
	isbn = {0419-4209(Print)},
	author = {Gumpel, Thomas P.}
}
