@book{43015,
	author = {Marczewski, Jan },
	title = {Planification Et Croissance Économique Des Démocraties Populaires.},
	publisher = {Presses Universitaires De France, },
	year = {1956.},
	series = {Bibliothèque De La Science Économique},
	address = {Paris :},
	edition = {1 ed },
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B13-07470.pdf}
}