- International Union of Forestry Research Organizations (2)
- Burley, J. (Jeffery) (1)
- Linnean Society of London (1)
- Sidle, Roy C. (1)
- Styles, B. T. (Brian Thomas) (1)
- Symposium on Variation, Breeding, and Conservation of Tropical Forest Trees, University of Oxford, 1975 (1)
- University of Oxford. Commonwealth Forestry Institute (1)