@book{204577,
	author = {Pikunas, Justin.},
	title = {Human development, an emergent science /},
	publisher = {McGraw-Hill,},
	year = {c1976.},
	address = {New York :},
	edition = {3d ed.},
	note = {Published in 1961 under title: Psychology of human development, and in 1969 under title: Human development, a science of growth.}
}