@book{4942,
	author = {Northup, Solomon, and Gates, Henry Louis,},
	title = {Twelve years a slave /},
	publisher = {Penguin Books,},
	year = {2012.},
	series = {Penguin Classics},
	address = {New York :},
	url = {ftp://ppftpuser:welcome@ftp01.penguingroup.com/Booksellers and Media/Covers/2008_2009_New_Covers/9780143106708.jpg}
}