Boulton, C. (2013). Encyclopaedia of brewing. John Wiley & Sons, Inc..
Lua i Stíl Chicago (17ú heag.)Boulton, Chris. Encyclopaedia of Brewing. Hoboken: John Wiley & Sons, Inc., 2013.
Lua MLA (9ú heag.)Boulton, Chris. Encyclopaedia of Brewing. John Wiley & Sons, Inc., 2013.
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