Παραπομπή APA

International Union of Railways., & International Railway Congress Association. Rail international. [Bruxelles: International Railway Congress Association].

Παραπομπή Chicago Style

International Union of Railways., and International Railway Congress Association. Rail International. [Bruxelles: International Railway Congress Association].

Παραπομπή MLA

International Union of Railways., and International Railway Congress Association. Rail International. [Bruxelles: International Railway Congress Association].

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.