@book{201984,
	author = {Symposium on the Role of Karl Marx in the Development of Contemporary Scientific Thought and International Council for Philosophy and Humanistic Studies.},
	title = {Marx and contemporary scientific thought.},
	publisher = {Mouton},
	year = {[1970]},
	series = {Publications of the International Social Science Council,},
	address = {The Hague,},
	note = {"Organized under the auspices of Unesco by the International Council for Philosophy and Humanistic Studies and the International Social Science Council."}
}