RŮŽIČKA, F. (2004). History of breeding in the territory of the Czech Republic. Part I. Research Institute of Brewing and Malting, Plc.
Chicago-referens (17:e uppl.)RŮŽIČKA, František. History of Breeding in the Territory of the Czech Republic. Part I. Research Institute of Brewing and Malting, Plc, 2004.
MLA-referens (9:e uppl.)RŮŽIČKA, František. History of Breeding in the Territory of the Czech Republic. Part I. Research Institute of Brewing and Malting, Plc, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.