Spahni, P. (2000). The International Wine Trade (Second Edition). ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Spahni, Pierre. The International Wine Trade (Second Edition). ELSEVIER, 2000.
Lua MLA (8ú heag.)Spahni, Pierre. The International Wine Trade (Second Edition). ELSEVIER, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.