@book{45151,
	author = {Powell, Marcene Lee},
	title = {Assessment and management of developmental changes and problems in children},
	publisher = {Mosby},
	year = {1981.},
	address = {St. Louis},
	edition = {2d ed.},
	note = {First ed. published in 1976 under title: Assessment and management of developmental changes in children.}
}