@book{4927,
	author = {Sloman, John and Guest, Jon},
	title = {Economics },
	publisher = {Pearson,},
	year = {2022.},
	address = {Harlow :},
	edition = {Eleventh edition.},
	url = {https://bibliotheque.tbs-education.fr/Default/doc/SYRACUSE/3386377/economics}
}