The five most viewed were: S. J. Kleinberg, "Children's and Mothers' Wage Labor in Three Eastern U.S. Cities, 1880-1920" Mar 01, 2005; 29: 45-76.
وكانت أكثر مقالات تمت قراءتها هي: S. J. Kleinberg, "Children's and Mothers' Wage Labor in Three Eastern U.S. Cities, 1880-1920" Mar 01, 2005; 29: 45-76.