@book{71978,
	author = {Freud, Sigmund, and Tyson, Alan.},
	title = {Leonardo da Vinci and a memory of his childhood /},
	publisher = {Norton,},
	year = {[1989]},
	address = {New York :},
	note = {"Sigmund Freud/The standard edition"--P. [4] of cover.}
}