@book{13135,
	author = {Sowell, Thomas.},
	title = {Basic economics /},
	publisher = {Basic Books,},
	year = {2014.},
	address = {[S.l.] :},
	edition = {Fifth Edition.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0465060730/chopaconline-20}
}