Meet Harold Hamm, the billionaire behind America’s ‘great renaissance of oil’ – U.S. News publio NGOs November 29, 2013 1 Minute Meet Harold Hamm, the billionaire behind America’s ‘great renaissance of oil’ – U.S. News. Share this:RedditPinterestFacebookLinkedInTwitterTumblrPocketLike this:Like Loading... Published by publio Entrepreneur with over two decade of consulting experience in logistic management, supply chain management, real estate investment, start up View all posts by publio Published November 29, 2013
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