REFERENCES
Glenn, J. Biography of Neil Armstrong. (2012). Retrieved from https://www.nasa.gov/centers/glenn/about/bios/neilabio.html
July 20, 1969: One Giant Leap for Mankind. (2017). Retrieved from https://www.nasa.gov/mission_pages/apollo/apollo11.html
Rallof, J. The First Moon Walker. (2012). Retrieved from https://www.sciencenewsforstudents.org/article/first-moon-walker
Glenn, J. Biography of Neil Armstrong. (2012). Retrieved from https://www.nasa.gov/centers/glenn/about/bios/neilabio.html
July 20, 1969: One Giant Leap for Mankind. (2017). Retrieved from https://www.nasa.gov/mission_pages/apollo/apollo11.html
Rallof, J. The First Moon Walker. (2012). Retrieved from https://www.sciencenewsforstudents.org/article/first-moon-walker
JOHN GLENN