@book{55115,
	author = {Organisation De Coopération Et De Développement Économiques},
	title = {Problemes De Developpement :},
	publisher = {Publications De L'o.c.d.e,},
	year = {1962.},
	address = {Paris : },
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B13-07472.pdf}
}