APA
International Board for Plant Genetic Resources/Institut fur Pflanzengenetik und Kulturpflanzenforschung at Gatersleben, . (1993). Report of a working group on Barley. Fourth meeting held at the Institut fur Pflanzengenetik und Kulturpflanzenforschung. Rome: International Board for Plant Genetic Resources.
Chicago
International Board for Plant Genetic Resources/Institut fur Pflanzengenetik und Kulturpflanzenforschung at Gatersleben, . 1993. Report of a working group on Barley. Fourth meeting held at the Institut fur Pflanzengenetik und Kulturpflanzenforschung. Rome: International Board for Plant Genetic Resources.
Harvard
International Board for Plant Genetic Resources/Institut fur Pflanzengenetik und Kulturpflanzenforschung at Gatersleben, . (1993). Report of a working group on Barley. Fourth meeting held at the Institut fur Pflanzengenetik und Kulturpflanzenforschung. Rome: International Board for Plant Genetic Resources.
MLA
International Board for Plant Genetic Resources/Institut fur Pflanzengenetik und Kulturpflanzenforschung at Gatersleben, . Report of a working group on Barley. Fourth meeting held at the Institut fur Pflanzengenetik und Kulturpflanzenforschung. Rome: International Board for Plant Genetic Resources. 1993.