@book{4538,
	author = {Minifie, Fred D. and National Institute of Child Health and Human Development (U.S.)},
	title = {Communicative and cognitive abilities :},
	publisher = {University Park Press,},
	year = {c1978.},
	address = {Baltimore :},
	note = {Proceedings of a conference held at Orcas Island, Wash., May 1976; sponsored by the National Institute of Child Health and Human Development and the Child Development and Mental Retardation Center, University of Washington, Seattle.}
}