Não informado. (1973). International Journal of Pressure Vessels and Piping. Applied Science Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. International Journal of Pressure Vessels and Piping. Barking, Inglaterra: Applied Science Publishers, 1973.
Lua MLA (8ú heag.)Não informado. International Journal of Pressure Vessels and Piping. Applied Science Publishers, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.