Não informado. (1978). Handling and shipping management. Penton Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Handling and Shipping Management. Cleveland, Ohio: Penton Publishing, 1978.
Lua MLA (8ú heag.)Não informado. Handling and Shipping Management. Penton Publishing, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.