Horizon Information Portal

	Tytuł	Data wyd.	Autor
1.	Sources and Methods. Labour Statistics / International Labour Office.	1992-.	International Labour Office.
2.	Sources du droit uniforme international	1973.	Zweigert, Konrad (1911-1996). Red.
3.	Sources du droit uniforme international	1972.	Zweigert, Konrad (1911-1996). Red.
4.	Sources et Méthodes. Statistiques du Travail	1992-.	International Labour Office.
5.	Sources for history of libraries in Poland in the years 1918-1947	2007.	Puchalski, Jacek (1964- ).
6.	Sources of commodity and product price information / International Trade Centre UNCTAD/GATT.	1981.	International Trade Centre UNCTAD/GATT.
7.	Sources of competitive advantage for enterprises : monograph / ed. Ewa Badzińska.	2010.	Badzińska, Ewa. Red.
8.	The sources of economic growth in the United States and the alternatives before us / by Edward F. Denison.	1962.	Denison, Edward Fulton (1915-1992).
9.	The sources of economic progress in the United Nations / by John W. Kendrick.	ca 1962].	Kendrick, John W. (1916-2009).
10.	The sources of financing material accumulation in socialist economy / A. Matysiak, J. Mielcarek.	1982.	Matysiak, Andrzej (1942- ).