Lisper, H. O. (1969). Increase in reaction time related to fatigue in driving and vigilance.
Lua i Stíl Chicago (17ú heag.)Lisper, Hans Olof. Increase in Reaction Time Related to Fatigue in Driving and Vigilance. 1969.
Lua MLA (8ú heag.)Lisper, Hans Olof. Increase in Reaction Time Related to Fatigue in Driving and Vigilance. 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.