@book {2428,
	title = {The direction of human development; biological and social bases},
	year = {1955},
	note = {1905-199921 cm},
	pages = {404 p},
	publisher = {Harper},
	organization = {Harper},
	edition = {[1st ed.]},
	address = {New York},
	keywords = {Anthropology, cooperation, Cultural, Evolution, Sociology},
	author = {Montagu, Ashley}
}
