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			1 | 
		
			
									
						Hölle im Paradies Gumpert, Martin. - Hildesheim : Gerstenberg, 1983, Neudr. d. Ausg. Stockholm, Bermann-Fischer, 1939
					
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			2 | 
		
			
									
						Die Kommunistische Internationale / Jg. 17. 1936. 1967, Repr. [d. Ausg.] Strasbourg, Ed. Prométhée, 1936.
					
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			3 | 
		
			
									
						The Gurian memorial issue Notre Dame, Indiana : Univ., 1955
					
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			4 | 
		
			
									
						Origin and evolution of man Cold Spring Harbor Symposium on Quantitative Biology (15 : 1950 : Cold Spring Harbor, NY). - Cold Spring Harbor, L.I., New York : The Biological Laboratory, [1951]
					
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			5 | 
		
			
									
						A history of China Eberhard, Wolfram. - Berkeley : Univ. of California Pr., 1950
					
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			6 | 
		
			
									
						Anxiety New York : Grune & Stratton, 1950
					
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			7 | 
		
			
									
						Aspects of American government London : The Hansard Society, 1950
					
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			8 | 
		
			
									
						De scheppingsdagen 's-Gravenhage : Boucher, 1950
					
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			9 | 
		
			
									
						Journal of the International Folk Music Council / Vol. 2. (1950)
					
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			10 | 
		
			
									
						Jubileum advertentie jaarboek [Amsterdam] : Arbeiderspers, [1950]
					
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