Hall, N. (2000). The Tea Industry. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Hall, Nick. The Tea Industry. ELSEVIER, 2000.
Lua MLA (8ú heag.)Hall, Nick. The Tea Industry. ELSEVIER, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.