Tree form, size and color : A guide to selection, planting and design - Bodfan Gruffydd (London E and F.N.Sponi, 1987)
Bodfan Gruffydd: Tree form, size and color : A guide to selection, planting and design. London. E and F.N.Sponi, 1987. 0-419-13520-0--(715.2GRU)
ENGLISH