Waard, D. d. (1996). The measurement of drivers' mental workload. Groningen University, Traffic Research Center.
Chicago Style aipamenaWaard, Dick de. The Measurement of Drivers' Mental Workload. Haren, The Netherlands: Groningen University, Traffic Research Center, 1996.
MLA aipamenaWaard, Dick de. The Measurement of Drivers' Mental Workload. Groningen University, Traffic Research Center, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.