Não informado. (1982). IIE Transactions. Institute of Industrial Engineers.
Lua i Stíl Chicago (17ú heag.)Não informado. IIE Transactions. Norcross, Ga: Institute of Industrial Engineers, 1982.
Lua MLA (8ú heag.)Não informado. IIE Transactions. Institute of Industrial Engineers, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.