Daley, Robert. The Cruel Sport: Grand Prix Racing 1959-1967. St. Paul, MN USA: MotorBooks International, xv. o. (2005. április 15.). ISBN 978-0-76032-100-3. Hozzáférés ideje: 2013. február 4. „The world champion that year was the Ferrari driver Mike Hawthorn, a tall, blond young man who always wore a bow tie when racing. Always. He considered this important. It was his style.”[halott link]
Salmon, Dick. Brm: A Mechanic's Tale. Dorchester, UK: Veloce Publishing, 58. o. (2007. május 1.). ISBN 978-1-84584-082-2. Hozzáférés ideje: 2013. február 4. „Invariably he would greet his friend Peter Collins with the words 'mon ami, mate' and was famous for his bow tie, which earned him the nickname 'Le Pappilon' (sic), meaning the butterfly.”
Daley, Robert. The Cruel Sport: Grand Prix Racing 1959-1967. St. Paul, MN USA: MotorBooks International, xv. o. (2005. április 15.). ISBN 978-0-76032-100-3. Hozzáférés ideje: 2013. február 4. „The world champion that year was the Ferrari driver Mike Hawthorn, a tall, blond young man who always wore a bow tie when racing. Always. He considered this important. It was his style.”[halott link]
