1.
Proceedings of the 2nd international strawberry symposium / Editors J.L. Maas ; G.J. Galletta. Wageningen : Internat. Society for Horticult. Science, 1992. 520 s. ISBN 90-6605-006-3.[1, of that borrowed 0]
Slovak Agricultural Library in Nitra
www.slpk.uniag.sk