Arboriculture into Europe : 4th International and 24th National Arboriculture Conference and Technical Seminar, 11th-13th September 1990, University of Kent at Canterbury.
International Arboriculture Conference and Technical Seminar(4th :1990 :Canterbury)
Arboricultural Association.
National Arboricultural Conference and Technical Seminar(24th :1990 :Canterbury)
[Romsey, Hants.?] : Arboricultural Association,
[1990?]
Cover title.