International Symposium on Virus Diseases of Ornamental Plants Noordwijkerhout. (1976). Fourth International Symposium on Virus Diseases of Ornamental Plants: Noordwijkerhout, 3 - 8 May, 1976. ISHS.
Chicago-Zitierstil (17. Ausg.)International Symposium on Virus Diseases of Ornamental Plants Noordwijkerhout. Fourth International Symposium on Virus Diseases of Ornamental Plants: Noordwijkerhout, 3 - 8 May, 1976. The Hague: ISHS, 1976.
MLA-Zitierstil (9. Ausg.)International Symposium on Virus Diseases of Ornamental Plants Noordwijkerhout. Fourth International Symposium on Virus Diseases of Ornamental Plants: Noordwijkerhout, 3 - 8 May, 1976. ISHS, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.