@book{20521,
	author = {Smart, Mollie Stevens. and Smart, Russell Cook,},
	title = {School-age children: development and relationships /},
	publisher = {Macmillan},
	year = {[1973]},
	address = {New York,},
	note = {"Reprinted with modifications from [the author's] Children: development and relationships, second edition ... and Readings in Child development and relationships."}
}