Booth Chris & AESSEAL. A guide to sealing sulphuric acid plants.
Lua i Stíl Chicago (17ú heag.)Booth Chris agus AESSEAL. A Guide to Sealing Sulphuric Acid Plants.
Lua MLA (9ú heag.)Booth Chris agus AESSEAL. A Guide to Sealing Sulphuric Acid Plants.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.