Dawkins, H., & Field, D. (1978). A long-term surveillance system for British woodland vegetation. Commenwealth Forestry Institute, University of Oxford.
Chicago-viite (17. p.)Dawkins, H., ja D. Field. A Long-term Surveillance System for British Woodland Vegetation. Commenwealth Forestry Institute, University of Oxford, 1978.
MLA-viite (9. p.)Dawkins, H., ja D. Field. A Long-term Surveillance System for British Woodland Vegetation. Commenwealth Forestry Institute, University of Oxford, 1978.
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