Halperin, S. W. (1961). Some 20th-century historians: Essays on eminent Europeans. University of Chicago Press.
Citazione stile Chigago Style (17a edizione)Halperin, Samuel William. Some 20th-century Historians: Essays on Eminent Europeans. Chicago: University of Chicago Press, 1961.
Citatione MLA (9a ed.)Halperin, Samuel William. Some 20th-century Historians: Essays on Eminent Europeans. University of Chicago Press, 1961.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.