Cita APA (7th ed.)
Gunilla Jönson, E. T. Urban Transport Development: A Complex Issue. Springer.
Cita Chicago (17th ed.)
Gunilla Jönson, Emin Tengström. Urban Transport Development: A Complex Issue. Berlín, Alemania: Springer.
Cita MLA (9th ed.)
Gunilla Jönson, Emin Tengström. Urban Transport Development: A Complex Issue. Springer.
Atenció: Aquestes cites poden no estar 100% correctes.