@book{50400,
	author = {International Institute for the Unification of Private Law.},
	title = {L'Unification du droit :},
	publisher = {Editions "Unidroit",},
	year = {1959.},
	address = {Rome :},
	note = {Title varies slightly.

},
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B12-01590.pdf}
}