APA-referens (7:e uppl.)

Hagenzieker, M. P. (1990). Visual perception and daytime running lights (DRL): A literature study. SWOV Institute for Road Safety Research, The Netherlands.

Chicago-referens (17:e uppl.)

Hagenzieker, M. P. Visual Perception and Daytime Running Lights (DRL): A Literature Study. Leidschendam: SWOV Institute for Road Safety Research, The Netherlands, 1990.

MLA-referens (9:e uppl.)

Hagenzieker, M. P. Visual Perception and Daytime Running Lights (DRL): A Literature Study. SWOV Institute for Road Safety Research, The Netherlands, 1990.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.