@book{55307,
	author = {Pichcirski,Erwin and Central School of Planning and Statistics. Institute for Research of Developing Countries (Warszawa) and Wolski, Michal},
	title = {Organizing the process and changes in methods of planning and administration in Poland's economy},
	publisher = {CSPS},
	year = {1970},
	address = {Warszawa}
}