1. World Drink Trends 2005. Imprint: WARC, Published: March 2005, Published in association with Commissie Gedistilleerd (Commission for Distilled Spirits), ISBN: 1-84116-170-5, p. 184.
2. T.M. Nephew, G.D. Williams, H. Yi, A.K. Hoy, F.S. Stinson, M. Dufour, Surveillance Report #59: Apparent Per Capita Alcohol Consumption: National, State, and Regional Trends, 1977–2000, Alcohol Epidemiologic Data System, NIAAA, Division of Biometry and Epidemiology, Rockville, MD, September 2003.
3. N.E. Lakins, G.D. Williams, H. Yi, B.A. Smothers, Surveillance Report #66: Apparent Per Capita Alcohol Consumption: National, State, and Regional Trends, 1977–2002. NIAAA, Division of Epidemiology and Prevention Research, Alcohol Epidemiologic Data System, August 2004.
4. Recueil des Methodes Internationales d’Analyse des Vins, Office International de la Vigne et du Vin, Paris, 1962–1972.
5. AOAC, Official Methods of Analysis of the Association of Analytical Chemistry, Washington, DC, 1990.