APA-referens (7:e uppl.)

Cibulov ̀Klr̀a, Sobotkov ̀<U+008A>r̀ka, & University of Defence. Different Ways of Judging Trafficability.

Chicago-referens (17:e uppl.)

Cibulov ̀Klr̀a, Sobotkov ̀<U+008A>r̀ka, och University of Defence. Different Ways of Judging Trafficability.

MLA-referens (9:e uppl.)

Cibulov ̀Klr̀a, et al. Different Ways of Judging Trafficability.