*Karen Kupperman, "Settling With the Indians: The Meeting of English and Indian Cultures in America, 1580–1640", 1980*A. Bryant Nichols Jr., "Captain Christopher Newport: Admiral of Virginia", Sea Venture, 2007*James Rice, "Nature and History in the Potomac Country: From Hunter-Gatherers to the Age of Jefferson", 2009.
* Karen Kupperman, "Settling With the Indians: The Meeting of English and Indian Cultures in America, 1580—1640", 1980* A. Bryant Nichols Jr., "Captain Christopher Newport: Admiral of Virginia", Sea Venture, 2007* James Rice, "Nature and History in the Potomac Country: From Hunter-Gatherers to the Age of Jefferson", 2009.