Phillip, Abby. 2015. « Texas Hunter Who Paid $350,000 to Kill an Endangered Black Rhino Has Bagged His Prey ». The Washington Post, 21 mai. <https://www.washingtonpost.com/news/speaking-of-science/wp/2015/05/21/the-texas-hunter-who-paid-350000-to-kill-an-endangered-black-rhino-has-bagged-his-prey/?noredirect=on&utm_term=.4e2da352ab6e>.