Sixth International Symposium on Flower Bulbs : Skierniewice, Poland, 12 - 15, May 1992
conveners : Marian Saniewski [et al.]
(Acta horticulturae, no. 325)
International Society for Horticultural Science], Section Ornamentals, [1992]
v. 1627.6||Si 9||196001597,
Includes bibliographical references
International Society for Horticultural Science