Analysis of information sources in references of the Wikipedia article "Hetty Green" in Vietnamese language version.
Hetty Green was that rarity, a woman who largely through her own efforts amassed a ton of money during the Gilded Age, a time when virtually everyone else getting rich -- Rockefeller, Morgan, Carnegie -- was a man. By nearly all accounts she was also a thoroughly unpleasant individual, greedy, petty and often downright nasty.
