Maritime Economics & Logistics. Palgrave Macmillan UK.
Lua i Stíl Chicago (17ú heag.)Maritime Economics & Logistics. Palgrave Macmillan UK.
Lua MLA (9ú heag.)Maritime Economics & Logistics. Palgrave Macmillan UK.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.