APA-referens (7:e uppl.)
European Conference of Ministers of Transport, International Association of Public Transport, & ProQuest (Firm). (2006). Improving access to public transport: Guidelines for transport personnel. ECMT Publications.
Chicago-referens (17:e uppl.)
European Conference of Ministers of Transport, International Association of Public Transport, och ProQuest (Firm). Improving Access to Public Transport: Guidelines for Transport Personnel. Paris: ECMT Publications, 2006.
MLA-referens (9:e uppl.)
European Conference of Ministers of Transport, et al. Improving Access to Public Transport: Guidelines for Transport Personnel. ECMT Publications, 2006.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.