Author
- Steiner, Achim 2 results
- United Nations Environment Programme 2 results
- Abbott, Isabella Aiona 1 results
- Australia. Forestry and Timber Bureau 1 results
- Brown, A. G. (Alan Gordon), 1931- 1 results
- Cole, Michael 1 results
- Elevitch, Craig R. 1 results
- FAO Regional Office for Asia and the Pacific 1 results
- Hall, Norman, 1906- 1 results
- International Society of Arboriculture 1 results
- Leakey, Roger R. B. 1 results
- Mullin, R. E. 1 results
- Pack, Charles Lathrop, 1857-1937 1 results
- Roads Beautifying Association (Great Britain) 1 results
- Wau Ecology Institute 1 results