http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Fourth International Symposium on Flower Bulbs
Noordwijkerhout Netherlands, 24-28 June 1985
International Symposium on Flower Bulbs 1985 : Noordwijkerhout, Netherlands)
International Society for Horticultural Science
Conveners Dr. R.J. Bogers, Dr. B.H.H. Bergman.