@book{39571,
	author = {Nowak, Leszek,},
	title = {Dimensions of the Historical Process /},
	publisher = {Brill,},
	year = {1989.},
	series = {Poznań Studies in the Philosophy of the Sciences and the Humanities ;},
	address = {Leiden ;},
	url = {http://dx.doi.org/10.1163/9789004457058}
}