@book{10298,
	title = {Why people move},
	publisher = {The Unesco Press},
	year = {1981. },
	address = {Paris},
	note = {"This work is the outcome of an international symposium held in Cuernavaca, Mexico, 18-21 Sept. 1978 and organized under he auspices ofo Unesco and the Latin American Social Sciences Council (LASSO) Committee on Population and Development." - Preface. }
}