Wolf, K. (1994). Personalities and problems: Interpretative essays in world civilizations. New York: McGraw-Hill.
Chicago Style citaatWolf, Ken. Personalities and Problems: Interpretative Essays in World Civilizations. New York: McGraw-Hill, 1994.
MLA citatieWolf, Ken. Personalities and Problems: Interpretative Essays in World Civilizations. New York: McGraw-Hill, 1994.
Let op: Deze citaties zijn niet altijd 100% accuraat.