Não informado. Transport policy and decision making. Martinus Nijhoff Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. Transport Policy and Decision Making. The Hague, Holanda: Martinus Nijhoff Publishers.
Lua MLA (8ú heag.)Não informado. Transport Policy and Decision Making. Martinus Nijhoff Publishers.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.