Falkner, M. (2006). McNeill, William H., Jerry H. Bentley, David Christian, David Levinson, J.R. McNeill, Heidi Roupp, and Judith P. Zinsser, eds. Berkshire Encyclopedia of World History. World History Connected, 3(2). https://doi.org/10.13021/whc.v3i2.5100