Bibliograghy

Steve Garber, NASA History Web Curator, October 10, 2007http://history.nasa.gov/sputnik/ http://www.hippocampus.org/course_locator?course=US History II&lesson=69&topic=3&width=800&height=684&topicTitle=Space%20Race&skinPath=http://www.hippocampus.org/hippocampus.skins/default